American English
/ˈi.ðɚ/
2 syllables · Stress the first syllable.
one of two people or things, without saying which one
“Either” is commonly pronounced “ee-ther” (/ˈi.ðɚ/) or “eye-ther” (/ˈaɪ.ðɚ/). Both are correct in American English.
one of two people or things, without saying which one
You can sit in either chair.
Either answer is acceptable.
Use a singular noun after either: either answer, not either answers.
either option · either answer · either choice
either + singular noun
used with or to present two possible choices or results
You can either call me or send a text.
Either we leave now or we miss the train.
either + noun + or + noun
either + verb + or + verb
used after a negative sentence to say that the same is not true for another person or thing
I don't want dessert either.
She wasn't invited either.
In a negative sentence, either usually comes at the end: I don't like it either.
not ... either
subject + negative verb + either
one of two people or things, when it does not matter which one
Either is fine with me.
Either of them can help.
Either refers to one of two. For the two together, use both.
either one · either of them
either of + plural noun
one of two possible choices or results
You can either stay or leave.
whichever of two choices or situations happens
Either way, we'll be late.
on both sides of something, one on each side
There are trees on either side of the road.