apatite
English Thesaurus
1. a common complex mineral consisting of calcium fluoride phosphate or calcium chloride phosphate; a source of phosphorus (noun.substance)
hypernym | : | mineral, |
definition | : | solid homogeneous inorganic substances occurring in nature having a definite chemical composition (noun.substance) |
hyponym | : | fluorapatite, |
definition | : | a form of apatite in which fluorine predominates over chlorine (noun.substance) |
substance holonym | : | atomic number 15, p, phosphorus, |
definition | : | a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms (noun.substance) |
substance holonym | : | atomic number 65, tb, terbium, |
definition | : | a metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite (noun.substance) |
substance holonym | : | atomic number 69, thulium, tm, |
definition | : | a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatite and xenotime (noun.substance) |
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