relict
/ˈrelɪkt/noun
1
- a thing which has survived from an earlier period or in a primitive form遗物; 残遗物。
1.1
- an animal or plant that has survived while others of its group have become extinct, e.g. the coelacanth孑遗种（如腔棘鱼）。
1.2
- a species or community that formerly had a wider distribution but now survives in only a few localities such as refugia残遗群落段片; 残遗种。
- ORIGIN: early 20th cent.: from Latin relictus 'left behind', past participle of the verb relinquere.
2
- archaic a widow〈古〉寡妇。
- ORIGIN: late Middle English: from Old French relicte '(woman) left behind', from late Latin relicta, from the verb relinquere.