Term: quartz crystal: a thin plate or small rod of quartz cut along certain lines and ground so that it can produce an electric signal at a constant frequency; used in crystal oscillators
Candidate hypernym: quartz: a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities → 1
Candidate hypernym: totipotency: the ability of a cell to give rise to unlike cells and so to develop a new organism or part → 0
Candidate hypernym: tear gas: a gas that makes the eyes fill with tears but does not damage them; used in dispersing crowds → 0
Candidate hypernym: cetacea: an order of Eutheria → 0
Candidate hypernym: vector sum: a vector that is the sum of two or more other vectors → 0
Candidate hypernym: temperature change: a process whereby the degree of hotness of a body (or medium) changes → 0
Candidate hypernym: walnut: any of various trees of the genus Juglans → 0
Candidate hypernym: summer flounder: flounder of eastern coast of North America → 0
Candidate hypernym: text: the main body of a written work (as distinct from illustrations or footnotes etc.) → 0
Candidate hypernym: peace march: a protest march against (a particular) war and in favor of peace → 0
Candidate hypernym: mixed nuisance: a nuisance that is both a public nuisance and a private nuisance at the same time → 0