This tag applies to questions that deal with grammatical number: “singular” versus “plural”, and (rarely) also “dual”.

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2answers
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Why is the plural of “deer” the same as the singular?

Why is the plural version of deer identical to the singular version? If mouse became mice, then why did the singular deer not change to something else in the plural?
9
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7answers
6k views

“Without reason” or “Without reasons”?

Do we say "Without reason" or "Without reasons"? (e.g. She started laughing without (apparent) reason(s).). Is "reason" countable or not? Can we ever use a plural noun after "without"?
9
votes
3answers
5k views

Why are words ending in “-um” and “-us” pluralized to end in “-a” and “-i”, respectively?

Where does the practice of using -a and -i for plural forms of -um and -us, respectively, come from? Bacteria vs. bacterium Fungi vs. fungus
9
votes
2answers
2k views

'phenomena' as singular: usage

We know phenomena is a plural whose singular form is phenomenon. However, I have seen frequent of use of phenomena itself as singular, as in 'this is a phenomena ...', 'this phenomena is ...', etc. ...
9
votes
2answers
6k views

Singular or plural following a list

Can anyone tell me if I should use inspire or inspires in this phrase? An extraordinary leader whose vision, values, integrity and boundless curiosity inspires all who follow in his footsteps.
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votes
4answers
1k views

“1 out of 100 chickens is” or “1 out of 100 chickens are”?

I'm in an argument. To me "are" makes more sense. I understand the rationale for is because it's only one chicken, but chickens itself is plural. Help?
9
votes
2answers
7k views

Why is “zero” plural? [duplicate]

Possible Duplicate: Correct plural form of a zero quantified noun I could have: Zero books One book Two books Why is zero in plural form? Edit Per Merriam-Webster: Plural (adj): of, ...
9
votes
2answers
25k views

“In detail” vs. “in details”

Which form is correct: "in detail" or "in details"? I want to use it while describing an algorithm. First I give a general description of an algorithm and then more detailed description.
9
votes
2answers
4k views

What is the plural of proof of concept? Is it proofs of concept, proof of concepts or proofs of concepts? [closed]

Can someone please clarify what is the plural form of proof of concept? Is it proofs of concept, proof of concepts or proofs of concepts?
9
votes
2answers
9k views

Should I use the singular or plural verb in mathematical formulae (“Two and two make/makes four”)?

I remember somebody correcting me once when I said, "Two and two makes four", since the conjunction and would imply the use of a plural verb. They would prefer I said: Two and two make four. ...
9
votes
5answers
4k views

Plural or singular when stating that an amount is enough

A colleague of mine corrected the following sentence in a text I had written: A handful of iterations was generally enough for convergence. According to her it should be: A handful of iterations ...
8
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9answers
2k views

What is the plural of Prius?

What would be the correct plural of Prius, and why? A Latin professor would say Prium’s the best...
8
votes
5answers
748 views

Plurals of “infimum” and “supremum”

The words infimum and supremum are technical terms in mathematics. Should their plurals be infima and suprema or infimums and supremums?
8
votes
6answers
45k views

Plural of “roof”?

Roofs is generally used, but is rooves archaic or just wrong?
8
votes
6answers
66k views

What is the plural of “equipment”?

What is the plural form of the word "equipment"? Is the word "equipment" singular? Context: for tools/objects
8
votes
3answers
29k views

“How's things?” or “How are things?”

In a short interview where people were introducing themselves I saw something that grammatically sounds erroneous. Is the use of How's things instead of How're things a kind of expression or a simple ...
8
votes
3answers
17k views

“A total of 10 babies is…” vs. “a total of 10 babies are…” vs. “Ten babies in total are…”

Which one is the correct one? A total of 10 babies is sleeping. (A) A total of 10 babies are sleeping. (B) Ten babies in total are sleeping. (C) For me, both (A) and (C) are correct. ...
8
votes
8answers
47k views

Is “many a times” correct?

I've been doing proofreading on a beta site and there appears to be a typo. Is there any usage of "many a times" that is correct, or is it always wrong to apply a singular "a" to a plural noun?
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5answers
4k views

Adjective pluralization

A 16-year-old girl. She is 16 years old. I've read somewhere that the reason the year in the first example is singular is that it functions as an adjective, and adjectives can't be ...
8
votes
4answers
6k views

Does “whereabouts” function as a singular or plural noun?

His whereabouts is unknown vs His whereabouts are unknown Which is correct, or is this simply a matter of preference?
8
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1answer
10k views

Is “public” plural or singular?

I wonder if the word "public" is plural or singular. Does anybody know?
8
votes
3answers
17k views

Plural of “learning”

What is the plural of learning? Is it learnings?
8
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1answer
1k views

Plural of “first child”

If multiple people each have a first child, are those children collectively referred to as first children or first childs? The former seems more consistent with the usual plural of child, but the ...
8
votes
4answers
3k views

Election or Elections?

I'm a little confused about when I should be using the singular form of election, and when I should be using the plural form. Did he win the election or win the elections? Did I vote in the election ...
8
votes
7answers
725 views

Are there meta-plurals beyond “peoples”?

The plural of "person" is "people". The plural of "people" is "peoples". Person-people-peoples is the only sequence like this that I know of, but I'm looking for another. (The equivalent question ...
8
votes
2answers
477 views

“Foxen” versus “oxes”

What is the difference between fox and box versus ox, that the first two are pluralized as foxes and boxes, whereas the last one is pluralized oxen? Note: I know how to pluralize them. What I want ...
8
votes
3answers
628 views

What is the proper plural of “reputation”?

Vote Down requires 125 reputation Shouldn't it be "reputations"? Why or why not?
8
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5answers
4k views

Using a singular or plural verb after “and/or”

If the subject of a sentence is separated by "and/or", should the verb be pluralized, as with "and", or agree with the rightmost subject, as with "or"? For example: His co-workers and/or his boss ...
8
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10answers
890 views

What is the plural of 'only child'?

I suppose it would be 'only children' but that does not sound quite right. For example, a schoolteacher might say, "in my class there are seven only children".
8
votes
3answers
5k views

What is the correct plural form of the word “forum”?

"Fora vs Forums" I understand that the word "forums" is more acceptable than "fora" because anyone can understand its meaning today and that English is a living language so it's adapting, but except ...
8
votes
3answers
890 views

Does (or did) “a trouser” or “a scissor” have a meaning?

We say (a pair of) trousers, (a pair of) scissors. For these two particular words, is/was there something like "a trouser" or "a scissor"? Did it use to mean anything? E.g. in Czech, the word for ...
8
votes
2answers
29k views

How can I distinguish between the singular and plural of “species”?

I've been reading a Wikipedia article that describes the symptoms of rabies in various species, and I want to add a clarification note about which species (or species) a specific paragraph refers to. ...
8
votes
4answers
4k views

“There’s” or “There are”?

I wanted to get the usage of There’s clarified. I have read sentences like: There’s a lot of projects on that topic. It appears to me that There’s applies to a lot of projects, rather than to ...
8
votes
3answers
2k views

Why do we use the plural “heads” and “tails” when describing sides of a coin?

Head or tail sound fine to my ESL ears. What's the reasoning behind the plural usage? I looked it up on etymonline but didn't find anything interesting.
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votes
3answers
654 views

Uses of the word “lyrics”

I don’t understand how to use of the word lyrics. I would like to know how it is used by a native English speaker. The Concise Oxford English Dictionary says: lyric noun (also lyrics) the words of a ...
8
votes
1answer
3k views

There is/are one or several apple/~s?

To be clear, among There is one or several apple. There are one or several apple. There is one or several apples. There are one or several apples. which is correct? My guess: ...
8
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5answers
10k views

Is “a total of 10 payments” singular or plural?

A total of 10 payments were made. OR A total of 10 payments was made. Which is correct? Or can both be correct?
8
votes
2answers
804 views

Historical usage of “was”/“were” with “you”

I was reading letters from a surgeon to his wife during the Civil War and noticed he used "was" as opposed to "were" on many occasions. Examples: I truly wish you was here with me. Was you ...
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5answers
6k views

Number agreement when using “(s)” for optional plural

I have a question about the following construction and which instance is correct. Selecting an appropriate study topic(s). Selecting appropriate study topic(s). When it is both singular ...
8
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3answers
1k views

In 'large herds of elephant and buffalo', why elephant not elephants?

I found the following expression in dictionary. large herds of elephant and buffalo A herd must be more than one, why using singular not plural?
8
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3answers
212 views

The rise of “all of the”

In the following graph, the long s accounts for the sudden rise in frequency of most of the; if you search for moft of the, the lines match up nicely. But what would be behind the sudden increase in ...
8
votes
4answers
1k views

Is “breaths” grammatically correct?

In some books, I see the use of the word "breaths" in the phrase "they held their breaths". Is this correct? And if it is, should I go by the Ngram (below) in spite of grammaticality? Or are both ...
7
votes
8answers
448 views

“flavorx” v.s. “flavors”

I wrote something about the food. And I use flavors for plural flavor, however my foreign English teacher corrected it as flavorx. And he considers that I also should read 'flavors'. I googled the ...
7
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13answers
8k views

Plural of “advice”

The dictionary says that advice can only be used in the singular. But in a specific part of computer science (aspect-oriented programming) this word is used to reference some object that implements ...
7
votes
3answers
685 views

The computer has 48GB memory (or memories?)

What's the correct form? If both are correct, what's the difference?
7
votes
5answers
15k views

Why does the incorrect plural “aircrafts” seem to be occurring more often?

My first reaction to aircrafts was to think it was a typo, but I just checked usage on NGrams... ...and compared it to usage for the singular / collective noun form aircraft... ...which seems to ...
7
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3answers
2k views

How do I pluralize “horsepower?”

Should I say that an engine can output 552 horsepower or 552 horsepowers? I've heard people use both. If it is just "horsepower", what is the justification for the nonstandard pluralization?
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6answers
35k views

“There are so many” vs. “There is so many”

There are so many questions on this website. There is so many questions on this website. The former "sounds right," but the contracted form of the latter does as well: There's so many ...
7
votes
4answers
745 views

What is the plural form of trademarked product names, specifically of the term “WordPress”?

On the stackexchange site WordPress Answers, we recently discussed the plural form, or whether one exists at all, of the system we all use. WordPress is a free and open source blogging tool and a ...
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3answers
2k views

Are two or more clusters of ivy considered “ivy” or “ivies”?

When referring to two or more clusters of ivy, is it ivy, ivies, or something else entirely?