TRI

Aviation acronym: Type Rating Instructor

Tri

(1) captain commanding a trireme; (2) wealthy citizen providing a trireme at his cost.
Found on http://s_van_dorst.tripod.com/Ancient_Warfare/Greece/greek_glossary.html

Tri

[card game] Tri is a two- or three-player matching card game in which players attempt to achieve at least 65 net points in one suit. The suit is not verbally declared; players select a suit by using plays, discards, and pick-ups as signals. ==Game history== The game was developed in March 2001 by Will M. Baker and Pete Richert, in an attemp...
Found on http://en.wikipedia.org/wiki/Tri_(card_game)

Tri

color
Found on http://www.kingsnake.com/articles/Glossary.html

Tri

flute player governing strike rate of oarsmen.
Found on http://s_van_dorst.tripod.com/Ancient_Warfare/Greece/greek_glossary.html

Tri

French term (German sorting, triage = sorting) for a single reading or grape sorting in the vintage, in which only the best grapes are harvested, and then manually selected on a sorting table or conveyor belt. In extreme cases, even only individual berries are read out, which is especially the case with noble-rotten grapes. For special wines - such...
Found on https://glossary.wein-plus.eu/tri

TRI

Toxics Release Inventory
Found on http://www.encyclo.co.uk/local/20895

TRI

Trade Restrictiveness Index
Found on http://www-personal.umich.edu/~alandear/glossary/t.html

Tri

trireme; oared warship with three levels of rowers.
Found on http://s_van_dorst.tripod.com/Ancient_Warfare/Greece/greek_glossary.html
No exact match found