RELICT
relict
(noun) geological feature that is a remnant of a pre-existing formation after other parts have disappeared
relict
(noun) an organism or species surviving as a remnant of an otherwise extinct flora or fauna in an environment much changed from that in which it originated
Source: WordNet® 3.1
Etymology
Noun
relict (plural relicts)
(formal) Something that, or someone who, survives or remains or is left over after the loss of others; a relic.
(archaic) The surviving member of a married couple after one or the other has died; a widow or widower.
(biology, ecology) A species, organism, or ecosystem which has survived from a previous age: one which was once widespread but which is now found only in a few areas.
(geology) A structure or other feature which has survived from a previous age.
(linguistics) A survival of an archaic word, language or other form.
Adjective
relict (not comparable)
Surviving, remaining.
That is a relict; pertaining to a relict.
Source: Wiktionary
Rel"ict (-kt), n. Etym: [L. relicta, fr. of relictus, p. p. of
relinquere to leave behind. See Relinquish.]
Definition: A woman whose husband is dead; a widow.
Eli dying without issue, Jacob was obbliged by law to marry his
relict, and so to raise up seed to his brother Eli. South.
Source: Webster’s Unabridged Dictionary 1913 Edition