noun, often capitalized, often attributive
\ ˈtē How to pronounce t (audio) \
plural t's or ts\ ˈtēz How to pronounce ts (audio) \

Definition of t

 (Entry 1 of 3)

1a : the 20th letter of the English alphabet
b : a graphic representation of this letter
c : a speech counterpart of orthographic t
2 : a graphic device for reproducing the letter t
3 : one designated t especially as the 20th in order or class
4 : something shaped like the letter T
to a T
[short for to a tittle] : to perfection


abbreviation (1)

Definition of t (Entry 2 of 3)

1 metric ton
2 tablespoon
3 teaspoon
4 technical
5 temperature
6 [Latin tempore] in the time of
7 tense
8 tertiary
9 time
10 ton
11 township
12 transitive
13 troy
14 true


abbreviation (2)

Definition of T (Entry 3 of 3)

1 tera-
2 tesla
3 testosterone
4 thymine
5 toddler
6 tritium
7 T-shirt

Examples of t in a Sentence

Noun a word that begins with a t a word that begins with t

First Known Use of t


before the 12th century, in the meaning defined at sense 1a

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Time Traveler for t

Time Traveler

The first known use of t was before the 12th century

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Statistics for t

Cite this Entry

“T.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/t. Accessed 5 December 2019.

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More Definitions for t

How to pronounce T (audio)

English Language Learners Definition of t

: the 20th letter of the English alphabet


noun, often capitalized
\ ˈtē\
plural t's or ts\ ˈtēz \

Kids Definition of t

: the 20th letter of the English alphabet
to a T
: just fine : exactly My house suits me to a T.

Kids Definition of T


Medical Definition of T

 (Entry 1 of 2)

1 tesla
2 thoracic used with a number from 1 to 12 to indicate a vertebra or segment of the spinal cord multiple injuries with a fracture of T-12
3 thymine

Medical Definition of T (Entry 2 of 2)

1 absolute temperature
2 tritium

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More from Merriam-Webster on t

Rhyming Dictionary: Words that rhyme with t

Spanish Central: Translation of t

Nglish: Translation of t for Spanish Speakers

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