nounadjectivedeterminerpronoun

el ocho

eight

Definition & meaning

Ocho means eight, the number that comes after seven and before nine.

It can be used:

  • As a cardinal number: ocho libros — “eight books”
  • As a noun: El ocho es un número par — “Eight is an even number”
  • To indicate a time: Son las ocho — “It is eight o’clock”
  • To refer to a school grade or mark in some countries: sacó un ocho — “he/she got an eight”

It is also used in expressions referring to something shaped like the number 8, such as an eight-shaped figure.

Grammar & Word origin

Ocho is an invariable cardinal numeral: it does not change for grammatical gender.

  • ocho hombres — eight men
  • ocho mujeres — eight women

It comes from Latin octo, meaning “eight.” The related ordinal number is octavo , meaning “eighth.”

Synonyms & antonyms

As a number, ocho has no true synonyms or antonyms.

A related word is:

  • octavo — “eighth,” referring to position in a sequence rather than quantity. For example, el octavo día means “the eighth day.”

The opposite numerical concept can be expressed with:

  • cero — zero, meaning no quantity
  • ninguno — none, referring to the absence of items

These are not strict antonyms of ocho, but they represent contrasting quantities.

Common phrases & collocations

  • las ocho — eight o’clock
  • a las ocho — at eight o’clock
  • ocho días — eight days; sometimes used to mean approximately one week
  • de ocho en ocho — in groups or intervals of eight
  • estar en las ocho — to be unaware or distracted; a colloquial expression in some varieties of Spanish

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Examples

Tengo ocho libros nuevos para leer.adjective

I have eight new books to read.

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