Share this entry

Share this page

tetra

Line breaks: tetra
Pronunciation: /ˈtɛtrə
 
/

Definition of tetra in English:

noun

A small tropical freshwater fish that is typically brightly coloured. Native to Africa and America, many tetras are popular in aquaria.
Example sentences
  • We have a freshwater fish tank community of tetras, catfish, gouramis and loaches.
  • Like many tetras, the glowlight tetra is a schooling fish and prefers to swim in the company of at least seven of its peers.
  • The freshwater mollies and tetras are rather ferocious and may take chunks out of your skin like miniature piranhas.

Origin

mid 20th century: abbreviation of modern Latin Tetragonopterus (former genus name), literally 'tetragonal finned'.

Definition of tetra in:

Share this entry

Share this page

 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day jaunt
Pronunciation: dʒɔːnt
noun
a short excursion or journey made for pleasure