A prefix is an affix which is placed before the stem of a word

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“Inter-”, “multi-”, “cross-”, “trans-” in relation to disciplines

In academia the words inter-discipline, multi-discipline, trans-discipline, or cross-discipline are used to describe a type of combination between different disciplines or the uniqueness of a field. ...
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Is there a nuance in meaning between 'non-managed' and 'unmanaged'?

Context: I am writing about 'devices not managed by professionals' and debating the subtleties between non-managed devices vs. unmanaged devices
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I`m just curious about how to speak “anti-” is correct? [on hold]

I`m just curious about how to speak "anti-" is correct? it`s like ant/ai/ or ant/i/??
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Is it ok to use Er. if a person is engineering degree holder

Its usual that we see doctors use Dr. Title, but I have also seen engineers use title - Er. Is this practise allowed, approved? I have seen few name boards like that in India.
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“Undistinguishable” vs. “indistinguishable”

Is there a difference between these two words? To me, it seems that undistinguishable is more where you can't tell what it is, and indistinguishable seems to be where they're the same. It seems a lot ...
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Change of form of some (Latin) prefixes like ex-, ad- into ef-, a-: are there rules or conditions?

There are many cases of prefixes changing their forms. For example ex- can change to ef- in front of f, e.g. effusion. ad- becomes a- in front of b, e.g. abate. Are there some more general rules ...
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Best way to practice Roots, Prefixes, and Suffixes [closed]

I am preparing for SAT. As part of my preparation I recently started word roots, prefixes, and suffixes. The link I'm learning from just gives a list. I'm not confident even after memorizing that. Is ...
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Is “incomplex” a legitimate word?

I want to create a poster titled "An Incomplex Introduction to Complexity-based Cryptography." As you see, it contrasts the words incomplex and complexity. (Words like simple or easy do not provide ...
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Why is it “behead” and not “dehead”?

The be- prefix in behead doesn't seem to match similar words like become, besmirch, or befuddle. Of course, the same prefix could serve different roles depending on the word. What role is be- serving ...
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Why do we say INcomplete but UNcompleted?

I'm a native speaker and it's just occurred to me that this is a strange irregularity: "The work is incomplete." < Fine "The work is uncompleted." < Less common but still sounds ...
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Why is “quadratic” used to describe second power when “quad” means “four”?

In mathematics, quadratic means "involving the second and no higher power of an unknown quantity or variable". But the prefix quad- usually describes something that has to do with four, such as ...
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Proper usage of Prefix “UN” is there a word as “UNSWAPPING”

A closed group in Facebook bash me for asking them if there's such word as "UNSWAPPING" I reached Google and Dictionaries of which I failed to find this word. Yes, there's an adjective "unswapped" but ...
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What are antonym-like prefixes to the Greek “crypto”?

What is a prefix that is similar to "public", or "accessible", or "ubiquitous" such that it is harmonious with the spirit of currency needing to be of public domain, widely adopted, accessible, etc. ...
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Add the prefix A to various words [closed]

I've seen several threads about the prefix "a" and its various uses. Can we simply add this prefix to change the meaning of words to mean "not"? ie. asymmetrical, apolitical etc. As long as the word ...
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intro- vs. intra-

I recently found out that “extrovert” is a misspelling and that it’s actually written extravert. That makes sense, because other words use the same prefix, e.g. extraordinary, extradite, etc., but ...
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What does the prefix iso- mean in “isolate”? [closed]

My question is referring to the prefix iso- and its meaning in the word isolate. My question is, if the prefix means equal, how does that make sense in the word isolate?
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What comes in between predecessor and successor?

I'd like a good word for "current item in a succession of items". Let's say I am looking ahead, towards my successor. Back behind me, I can also see my predecessor. What am I? I'd hate to use the ...
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Why “unequal” but “inequality”?

The opposite of "equal" is "unequal", yet there is no word "unequality". Why do we use "inequality" instead?
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To outstay vs. overstay one's welcome

I came across the expression "outstayed my welcome" in the following excerpt of a novel I glance around and see that the café has filled up with people ordering lunch and that a couple is queuing ...
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2answers
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Is “to” a prefix in English?

I was thinking about the words "today" and "tonight" and trying to think of what "to" means in these words. A cursory Google search turns up no results for "to" in any prefix lists.
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adding a prefix “re” to a word, with or without a hyphen?

In science we often invent words, but that doesn't mean we know how to spell them. Most of the time words are invented by adding prefixes. In that case should there be a hyphen or not? Specifically, I ...
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1answer
410 views

“Unauthentic” vs. “inauthentic” [closed]

Is there really no difference between inauthentic and unauthentic? If there is, which is more correct?
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Are products of wordsmithing proper english?

Several languages in which English has its roots have easily definable rules. For example, sticking "A" in from of an adjective can mean the opposite of that adjective (Asymmetrical, symmetrical), ...
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Are there many words that come with “a” as the prefix to mean “no, non” like “asymptomatic” and “apolitical”?

I didn’t know the word, “asymptomatic” to my shame, until I heard the following narration in AP Radio news aired on October 27 through AFN network: “Dr. Anthony Fauci with the NIH says CDC ...
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Are there other words which share the prefix “ig” to mean opposite, such as ignoble? [closed]

I'm wondering what other words share this prefix. Ignore (ignorance) comes to mind, though not strictly opposite (as "nore" is not a word. Nor is "norance"). Though the implication of "lacking ...
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1answer
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What's the difference between unapproachable and inapproachable? [closed]

Could anyone explain why does it have two versions, because as far as I know, there are some rules of formation of antonyms. Isn't there should be only one proper prefix? Or both are possible? Thank ...
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What is the difference between a “prefix” and a “combining form”?

According to ODO, mini- is classified as a combining form. How exactly is this different from a prefix (or an affix, in general)? Can combining forms also be prefixes?
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Is it correct to use un-tinted or non-tinted in this use?

Related forms nontinted, adjective overtint, verb overtint, noun retint, verb (used with object) untinted, adjective Source: http://dictionary.reference.com/browse/untinted?s=t One ...
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How does the “be-” prefix change the words to which it is applied? How did it come about?

What does the be- prefix change when applied to adjectives and verbs? There are many such words that seemed to be coined of this process, for example: behold, beget, befallen, beridden, ...
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1answer
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Hyphenation of SI prefixes

I constantly see variations in the hyphenization of words containing SI prefixes. Nano-, micro-, milli-, etc. But when is it proper to ditch the hyphen, and when should it be included? For example, ...
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1answer
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When do I use non-, ir-/i-, dis-, a-, or un-?

Between using the prefixes non-, ir-, i-, and dis-, a-, or un-, meaning "not (root word) to do something", when is the best time to use each?
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Is there a prefix for “infinite”?

I was looking for a prefix I could prepend to a word to mean an infinite amount of the thing the word describes. I eventually found someone with the same question, and since there were no answers, I ...
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Etymology for “Mc‑” and “O’‑” prefix in surnames

There is clearly a prefix in names like McDonald, McChrystal, O’Brian, O’Neal. What does this Mc- and O- prefix signify? It looks like Donald, Chrystal, Brian, Neal are perfectly fine names on their ...
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Is there a fraction prefix for “(one-)third”?

I am a mathematician, working with things called 1⁄k-regular polytopes, dubbed thus by Conway. For the case of k = 2, as in ½-regular, it is naturally pronounced and written half-regular. However, I ...
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Order of prefixes when more than one is present

In Words having two prefixes incorporated the person asking the question is curious about the name for words with more than one prefix. I am interested in knowing the rules dictating their order. Why ...
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confusion about the 'ch' sound [duplicate]

i am confused about using the "ch" as there are three sound starting with "ch" as-/k/sound, and like these. is there some important rules to find out word formation?.someone please help me.
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What do you call a tristate when there are only two states?

In programming the word "tristate" is used quite often to indicate an object with three possible states. A checkbox is a good example, it can be checked, unchecked or it can have no value yet. I now ...
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Is there any dictionary that decomposes an English word into prefix, root, and suffix?

Is there any dictionary that shows the decomposition of each word into these three parts, if application at all? For instance, "incapable" is divided into prefix "in", root "cap", and suffix "able". ...
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Terminology for a word containing a prefix/suffix or neither

Does terminology exist for discriminating between words which do/don't contain a prefix/suffix? How could I describe this difference in the synonyms 'discontinue' and 'stop'? Here, 'dis' is a prefix ...
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Are prefixes, as bound morphemes, always separable from their root words?

The root words in the examples below look fine even without a prefix: un + bearable ir + regular dis + able mis + fortune ... but not in these: pro + gress pro + mote Possibly, I ...
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“Unconscious” versus “nonconscious” in everyday dialogue

These words have subtle distinctions in related research fields, but even there are often considered interchangeable or just an matter of tradition/trendiness in a particular field. Since I am a bit ...
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Difference between the terms 'famous' & 'infamous'; 'valuable' & 'invaluable'

Question in Short: Why is it that the terms valuable and invaluable mean almost the same thing while the terms famous and infamous are almost semantically opposite in meaning? That is, one is used to ...
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1answer
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Why can “trans” be replaced with an x?

I can't think of an example, so I may be wrong about this, but I think I've seen people replace the prefix "trans" as in transport with an x. "Cross" makes sense, as in "railroad crossing", and I ...
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2answers
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Any word followed by “proof” means that something is protected against that word

I was wondering if you combine any word and add "proof" at the and, does that automatically means that it is protected against the first word? For example: Bulletproof - means something that can't ...
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What is the combining form of 'Christian?'

I recently heard the term 'Judeo-Christian' which caused a thought to strike me. I don't know how to switch the order of the classical compound (word). What is the combining form of 'Christian?' ...
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Curious about “en-” and “-en” in the same word…

There’s a motorcycle part called the “enrichener.” To my ears, it sounds like the “en-” prefix and “-en” suffix (in the enrichen part of enrichener) are redundant. Of course, there is also ...
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Opposite prefix to 'de'

Given a word, say deregulate, is there a prefix to denote the opposite, rather than simply saying regulate? It seems fairly illogical to have one but I was wondering if something existed.
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Should I say “declutter” or “unclutter”?

Which verb is more appropriate (and older) for clearing out my desk: declutter or unclutter and why? I should declutter my desk I should unclutter my desk Dictionary.com defines ...
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What is the story behind “a-” prefix / suffix?

For example, If this van's a-rockin', don't come a-knockin' Here We Come A-caroling (song title) Come on-a My House (song title) I have a few related questions: What is the "a-" or "-a" called? ...