T3

noun

ˈtē-ˈthrē How to pronounce T3 (audio)
variants or T3
: triiodothyronine

Examples of T3 in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
In September, Tron, Tether and TRM Labs announced a partnership to root out illicit activity on Tron, called the T3 Financial Crime Unit. — Nina Bambysheva, Forbes.com, 27 Mar. 2025 Folding High-Velocity Hair Dryer for $250, and T3's new Aire IQ, an intelligent hair dryer for $400. — Boutayna Chokrane, WIRED, 27 Feb. 2025

Word History

Etymology

T, abbreviation for thyronine + 3, number of iodine atoms attached to the thyronine nucleus

First Known Use

1956, in the meaning defined above

Time Traveler
The first known use of T3 was in 1956

Browse Nearby Words

T'u-lao
T3
T4
See all Nearby Words

Cite this Entry

“T3.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/T3. Accessed 20 Apr. 2025.

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Medical Definition

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