Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “species”


noun [C] uk   /ˈspiː.ʃiːz/ (plural species) us  
B2 a set of animals or plants in which the members have similar characteristics to each other and can breed with each other: Mountain gorillas are an endangered species. Over a hundred species of insect are found in this area.figurative humorous Women film directors in Hollywood are a rare species.
See also
Species and gendersCategories and varieties
(Definition of species from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of species?
Add Cambridge dictionaries to your browser to your website

Definitions of “species” in other dictionaries

Word of the Day

beer mat

a small piece of cardboard that you put under a glass to protect a table surface in a pub or bar

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More