/ˈspiːʃiːz/·noun·c. 1380–1400 CE (in the sense of 'a visible form or kind'; biological sense consolidated by the 17th century, immortalized by Linnaeus and Darwin)·Established
Origin
Species descends from PIE *speḱ- ('to see'), throughLatin specere ('to look at') and speciēs ('appearance, form, kind'). The semantic journey — from the act of seeing, to what is seen, to a distinguishable type — made it the perfect word for Aristotle's logic, Linnaeus's taxonomy, and Darwin's revolution. Its doublet spice reveals how the same Latin word could fork into philosophy and the kitchen.
Definition
A fundamental category of biological classification, ranking below a genus and denoting a group of organisms capable of interbreeding; more broadly, a kind, sort, or type of thing distinguished by shared characteristics.
The Full Story
Latinc. 1380–1400 CE (Middle English)well-attested
Borroweddirectly from Latin 'speciēs' (appearance, outward form, a seeing, a kind, a type), a fifth-declension noun derived from the verb 'specere' (to look at, to behold, to observe). The Latin verbtraces to PIE *speḱ- (to see, to observe). The semantic development is elegantly logical: from the act of seeing (specere), to what is seen (speciēs as appearance), to the outward form that distinguishes
Did you know?
Species andspiceare doublets — linguistic twins separated at birth. Both descend from Latin speciēs, but species was borroweddirectly as a learned term, while spice took the scenic route through Old French espice, where it narrowed from 'a kind of goods' to 'aromatic trade goods' to the fragrant substances we know today. In medieval pharmacy, species still meant 'a mixture of herbs,' preserving the
Spezies(German)espèce(French)especie(Spanish)specie(Italian)espécie(Portuguese)spaś (स्पश्)(Sanskrit)spehati(Old Church Slavonic)σκέπτομαι (sképtomai)(Greek)