Term: thermionic emission: the emission of electrons from very hot substances
Candidate hypernym: emission: the release of electrons from parent atoms → 1
Candidate hypernym: virginity: the condition or quality of being a virgin → 0
Candidate hypernym: crosshairs: a center of interest → 0
Candidate hypernym: preparation fire: fire delivered on a target in preparation for an assault → 0
Candidate hypernym: tyrannus: type genus of the Tyrannidae: tyrant flycatchers → 0
Candidate hypernym: quinacrine: a drug (trade name Atabrine) used to treat certain worm infestations and once used to treat malaria → 0
Candidate hypernym: yellow clintonia: common woodland herb of temperate North America having yellow nodding flowers and small round blue fruits → 0
Candidate hypernym: takeoff: a departure; especially of airplanes → 0
Candidate hypernym: insufficiency: lack of an adequate quantity or number → 0
Candidate hypernym: ovaritis: inflammation of the ovaries → 0
Candidate hypernym: eastern hemlock: common forest tree of the eastern United States and Canada; used especially for pulpwood → 0