Term: nuclear winter: a long period of darkness and extreme cold that scientists predict would follow a full-scale nuclear war; a layer of dust and smoke in the atmosphere would cover the earth and block the rays of the sun; most living organisms would perish
Candidate hypernym: catastrophe: a sudden violent change in the earth's surface → 1
Candidate hypernym: earthworm: terrestrial worm that burrows into and helps aerate soil; often surfaces when the ground is cool or wet; used as bait by anglers → 0
Candidate hypernym: falchion: a short broad slightly convex medieval sword with a sharp point → 0
Candidate hypernym: ball: a pitch that is not in the strike zone → 0
Candidate hypernym: piaster: a fractional monetary unit in Egypt and Lebanon and Sudan and Syria → 0
Candidate hypernym: sivapithecus: fossil primates found in India → 0
Candidate hypernym: reflexivity: the coreferential relation between a reflexive pronoun and its antecedent → 0
Candidate hypernym: bulbul: nightingale spoken of in Persian poetry → 0
Candidate hypernym: cosmographer: a scientist knowledgeable about cosmography → 0
Candidate hypernym: counterproposal: a proposal offered as an alternative to an earlier proposal → 0
Candidate hypernym: goatsfoot: short-stemmed South African plant with bluish flowers → 0