4
votes
8answers
88 views

Is there a word to describe the state of being the only one of something?

I need a word to describe the state of being the only one of something. For context, it's for the UI of a scientific device that detects and analyzes cells. In this particular case, we are talking ...
6
votes
1answer
6k views

Why is it “grandfather”, but “great-uncle”?

I know that there are six forms of this word, but "great-uncle" is most common ("great-aunt" has a similar graph). Why is this, if "grandfather" and "grandmother" are common?