Dec 9, 2025 · The Toxics Release Inventory (TRI) is a resource for learning about toxic chemical releases and pollution prevention activities reported by industrial and federal facilities.

Discover Cuyahoga Community College (Tri-C), Ohio’s oldest and largest community college with the lowest tuition and over 200 career and technical programs.

Tri-City, Oregon, a census-designated place (CDP) and unincorporated community in Douglas County, Oregon, United States, named for 3 cities: Myrtle Creek, Canyonville and Riddle.

Read today's latest news, headlines and updates from Tri-Cities, Washington and the Mid Columbia. Stay up to date on crime, politics, local business and the economy.

The meaning of TRI- is three : having three elements or parts. How to use tri- in a sentence.

tri- in American English combining form a combining form meaning “three,” used in the formation of compound words triacid

Occurring at intervals of three: trimonthly. b. Occurring three times during: triweekly. [Middle English, from Latin and Greek; see trei- in Indo-European roots.] American Heritage® Dictionary of the …

Dec 24, 2025 · tri- (chemistry) Used in combination with a known element name (e.g. 'tri-silicon', 'tri-lead') to designate an unknown element that would reside three periods lower than the known …

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Tri- is a numerical prefix meaning three. Tri or TRI may also refer to: