Where does “teleost” come from?

Teleost comes from Ancient Greek τέλεος, meaning complete or perfect, referring to fish with fully developed fins.

teleost (English): Of, or relating to the Teleostei - fish with bony...

Definitions

  1. Of, or relating to the Teleostei - fish with bony...

Ancestry of “teleost”, step by step

StepLanguageWordMeaning
1Ancient Greekὀστέονbone; bones of the earth = rock; stone of fruit
2Ancient Greekκλάσιςbreaking, fracture; bending of the knee joint,...
3Ancient Greek-σῐς"suffix forming nouns"
4Ancient Greek-τιςretained after dentals
5Proto-Indo-European-tisDerives abstract/action nouns from verb roots

Words derived from “teleost

Every word from Proto-Indo-European -tisEvery word from Ancient Greek -σῐςEvery word from Ancient Greek κλάσις