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Definition of species

species

/ˈspiːʃiːz/
spe · cies
Adverb:specifically
•
Plural:species
•
Adjective:specific
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species Lexical Profile

species Game Scores & Validity

• noun

1

A fundamental category of biological classification ranking immediately below a genus, comprising related organisms that share common characteristics and are capable of interbreeding to produce fertile offspring.

Example

"Conservationists are working tirelessly to protect several endangered species of sea turtles along the coast."

2

A distinct class, sort, or kind of individuals or things having common attributes or qualities.

Example

"The investigator realized he was dealing with a completely new species of financial fraud."

Synonyms
View all synonyms for species

Word Nuance & Usage

"Species" is an invariant noun that has the exact same spelling and pronunciation in both singular and plural forms (e.g., "one endangered species" and "many endangered species"). Avoid confusing it with "specie," which refers strictly to coined money.

• Rhymes for species

• Nearby Words

specialness
specialty
specie
species
specific
specifically
specification

Word Origin & Etymology

Borrowed in the late 14th century from Latin species, meaning "appearance, form, or kind," derived from specere ("to look at" or "to behold").

Cite this Entry

Wordmom. (2026). Definition of Species. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/species
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