Term: polyphosphoric acid: a series of oxyacids of phosphorus
Candidate hypernym: compound: (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight → 1
Candidate hypernym: thermal pollution: harm to lakes and rivers resulting from the release of excessive waste heat into them → 0
Candidate hypernym: folding door: an interior door that opens by folding back in sections (rather than by swinging on hinges) → 0
Candidate hypernym: thyrotropin: anterior pituitary hormone that stimulates the function of the thyroid gland → 0
Candidate hypernym: enlarger: photographic equipment consisting of an optical projector used to enlarge a photograph → 0
Candidate hypernym: dyschezia: difficulty in defecating (usually as a consequence of long continued voluntary suppression of the urge to defecate) → 0
Candidate hypernym: cord: a unit of amount of wood cut for burning; 128 cubic feet → 0
Candidate hypernym: boatyard: a place where boats are built or maintained or stored → 0
Candidate hypernym: entente: an informal alliance between countries → 0
Candidate hypernym: sliding seat: rower's seat that slides fore and aft → 0
Candidate hypernym: chilean rimu: about the hardiest Podocarpaceae species; prostrate spreading shrub similar to mountain rimu; mountains of southern Chile → 0