Definition of Tris-

1. Prefix. (chemistry) (obsolete) A variant of tri- used to indicate that the component that does ''not'' take the prefix occurs three times in the compound: '''''tris'''phosphuret of copper'' is PCu'''3'''; '''tris'''benzeneazoresorcinol, C6H(OH)2(N2Ph)'''3'''. ¹

2. Prefix. (chemistry) A variant of tri-, used for substitutions of three complex rather than simple units, as in, ¹

¹ Source: wiktionary.com

Medical Definition of Tris-

1. A chemical prefix indicating three of the substituents that follow, independently linked. Compare: tri-. (05 Mar 2000)

Lexicographical Neighbors of Tris-

triquetrum
triracial
triradial
triradially
triradiate
triradiated
triradical
triradicals
triradius
trirectangular
trireme
triremes
trirhomboidal
tris(hydroxymethyl)aminomethane
tris(hydroxymethyl)methylamine
tris- (current term)
trisaccharide
trisaccharides
trisacramentarian
trisagion
trisaturated
triscele
trisceles
trisect
trisected
trisecting
trisection
trisections
trisector
trisectors

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