Term: anion: a negatively charged ion
Candidate hypernym: ion: a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons → 1
Candidate hypernym: virtual reality: a hypothetical three-dimensional visual world created by a computer; user wears special goggles and fiber optic gloves etc., and can enter and move about in this world and interact with objects as if inside it → 0
Candidate hypernym: promethium: a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium → 0
Candidate hypernym: expansion: a function expressed as a sum or product of terms → 0
Candidate hypernym: lignum: woody tissue → 0
Candidate hypernym: iridectomy: an eye operation that treats closed-angle glaucoma by surgical removal of part of the iris of the eye → 0
Candidate hypernym: cannibal: a person who eats human flesh → 0
Candidate hypernym: linkage editor: an editor program that creates one module from several by resolving cross-references among the modules → 0
Candidate hypernym: genus epiphyllum: small genus of tropical American (mainly Central America) cacti → 0
Candidate hypernym: back matter: written matter following the main text of a book → 0
Candidate hypernym: mother tongue: one's native language; the language learned by children and passed from one generation to the next → 0