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"Either" is a conjunction which is often translated as "o", and "non-" is a prefix which is often translated as "no". Learn more about the difference between "either" and "non-" below.
either(
ay
-
thuhr
)
A conjunction is a word that connects words, phrases, clauses, or sentences (e.g., The cat and the dog slept.).
conjunction
a. o
Either close the door or come inside.O cierra la puerta o entra.
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. cualquiera de los dos
You can choose either glass.Puedes escoger cualquiera de los dos vasos.
b. ninguno de los dos (with a negated verb)
I don't think either team will win.No creo que gane ninguno de los dos equipos.
a. ambos
There was a person on either side of me on the plane.Tenía a una persona a ambos lados de mí en el avión.
b. cada
There were beautiful ferns on either side of the country lane.Había unos helechos hermosos a cada lado del sendero rural.
A pronoun is a word that stands in for a noun (e.g., she).
pronoun
a. cualquiera
I like both of those popsicle flavors, so I can eat either.Me gustan las paletas de ambos sabores, así que puedo comerme cualquiera.
b. ninguno (with a negated verb)
I don't like beef or chicken sandwiches. I don't want either.No me gustan los sándwiches ni de carne ni de pollo. No quiero ninguno.
An adverb is a word that describes a verb, an adjective, or other adverbs (e.g., to run quickly, very tired).
adverb
a. tampoco (with a negated verb)
I don't like cockroaches either.No me gustan las cucarachas tampoco.
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non-(
nan
)
A prefix is an affix that is added to the beginning of a word to create a new word with a different meaning (e.g., auto, pre).
prefix
a. no
The group's aim is to convert all non-believers.El objetivo del grupo es de convertir a todos los no creyentes.
b. in-
The accused was fined for his non-appearance.El acusado recibió una multa por su incomparecencia.
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