Morpheme
Tri(a) [Tri, Tria]
Type
bound base
Denotation
three
Etymology
(1) Latin tria, from trēs; (2) Greek tría; Ancient Greek tría, from treîs, trís
Evidence
dotriacontahectane, dotriacontane, duotrigintillion, gypsotriose, hentriacontane, heptatriacontane, hexatriacontane, nonatriacontane, novemtrigintillion, octatriacontane, octotrigintillion, paraskavedekatriaphobia, paraskavedekatriaphobic, paraskevidekatriaphobe, paraskevidekatriaphobe, paraskevidekatriaphobia, paraskevidekatriaphobic, pentatriacontane, pregnanetriol, quattuortrigintillion, quinquatrigintillion, quintrigintillion, tetratriacontane, tetratriacontane, triacetate, triaconta-, triacontadigon, triacontakaitetragon, triacontane, triacontatetragon, triad, trialate, trialogue, triangle, triangulate, triannual, triarchy, triathlon, triaulic, triaxial, triband, triborate, tributyl, tricapsular, tricennium, tricentenarian, tricentennia, tricephalous, triceratops, tricoastal, tricolor, tricycle, tridactyly, triene, triennial, triennium, trifactorial, trigalactose, trigenarian, trigesimal, trigintennial, trigintillion, triglot, trihedron, trijet, trikini, trilateral, trilineage, trilobite, trilobular, trimester, trimesters, trimestral, trimestrial, trimethyl, trinodal, trio, trioctile, triol, -triol, trionym, trios, triose, tripartisan, triphonic, triple, triplicate, triquadrantal, triracial, triradial, trisaturated, trisomy, tristate, tritangential, triterminal, tritonal, tritriacontadiene, tritriacontane, tritriacontene, triunity, triurea, trivalent, trivariant, triweekly, triyearly, trizonal, untriacontane, untrigintillion, xylotriose
Notes
Tri more common than Tria
triskaideka- and triskaideca- “thirteen” literally mean “three and ten”
See Also
Tris, Tre, Three, Third, Thrice, Thir, Trite, Ter, Trine, Tert, Terc