I. ikˈstiŋ(k)t, (ˈ)ek|s- adjective
Etymology: Middle English, from Latin exstinctus, extinctus, past participle of exstinguere, extinguere to extinguish — more at extinguish
1.
a. : no longer burning : put out : extinguished, quenched
he threw his extinct cigarette into the rapid brown water — C.S.Forester
all hope was extinct
b. of a volcano : marked by total cessation of eruptions : no longer active
2.
a. : no longer living : deceased , dead
extinct relatives and friends
b. : that has died out altogether
an extinct nation
: lacking living representatives : lacking survivors
an extinct royal family
extinct prehistoric animals
: no longer to be found : no longer in existence : vanished
a truly kind person of a type almost extinct
c. : that no longer exists in its original form
members of an extinct Indian people now living on a reservation
3.
a. : gone out of use : superseded
like a woman dressed in a fashion long extinct — William Beebe
an extinct language
extinct laws and customs
: obsolete
extinct verb suffixes
b. of a title of nobility : being without a qualified claimant
an extinct dukedom
II. transitive verb
( extincted ; extincted or extinct ; extincting ; extincts )
Etymology: Middle English extincten, from Latin exstinctus, extinctus, past participle
archaic : extinguish
give renewed fire to our extincted spirits — Shakespeare