DictionaryspeciesBiological kind
noun

species

SPEE-sheez/ˈspiːʃiːz/

A distinct category or kind.

The adults and kits belong to the same species of fox.

Two adult red foxes with kits, clear single animal species.
Etymology

Latin species moved from “outward appearance” to a kind whose members share distinctive characteristics. Biology adopted this grouping sense for living organisms, though the exact boundaries of a species have remained debated.

In context

biointeractive0:13
Two groups of animals are defined as different species when individuals from one group don't mate and reproduce with those from the other.
Reproductive Isolation and Speciation in Lizards — HHMI BioInteractive Video

More examples

  • Both plants belong to the same species.
  • Scientists discover a new species of beetle in the forest.
  • His excuse is a familiar species of nonsense.

Forms

species

Similar words

kind
A broad grouping without a formal biological classification.
type
Groups things by shared features, often within larger categories.