tri-
vs
tetra

QUICK ANSWER

"Tetra" is a form of "tetra", a noun which is often translated as "el tetra". "Tri-" is a prefix which is often translated as "tri-". Learn more about the difference between "tri-" and "tetra" below.

tri-(

tray

)

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

1. (three)

a. tri-

Nikki is riding her tricycle in the park.Nikki se pasea en su triciclo en el parque.

2. (into three)

a. tri-

Patrick learned how to trisect a line segment in geometry class today.Patrick aprendió a trisecar un segmento de línea en la clase de geometría hoy.

3. (thrice)

This refers to an idiomatic word or phrase for which there is no word-for-word translation.

no direct translation

My daughters have a triweekly gymnastics class on Mondays, Wednesdays, and Fridays.Mis hijas tienen clase de gimnasia tres veces por semana; los lunes, miércoles y viernes.

On the year-round schedule I had triannual vacations; in June, October, and February.En el calendario anual, tenía vacaciones tres veces al año; en junio, octubre y febrero.

4. (every third)

a. tri-

Our town holds triennial elections, so our mayor changes every three years.Nuestra ciudad celebra elecciones trienales, por lo que nuestro alcalde cambia cada tres años.

tetra(

teh

truh

)

A noun is a word referring to a person, animal, place, thing, feeling, or idea (e.g., man, dog, house).

noun

1. (animal)

a. el tetra

(m) means that a noun is masculine. Spanish nouns have a gender, which is either feminine (like la mujer or la luna) or masculine (like el hombre or el sol).

(M)

I have two tetras swimming in the fishbowl on my desk.Tengo dos tetras nadando en la pecera en mi escritorio.

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