T, t: Meaning and Definition of


Pronunciation: (tē), [key]
— pl. T's Ts, t's ts.
  1. the 20th letter of the English alphabet, a consonant.
  2. any spoken sound represented by the letter T or t, as in tub, but, or butter.
  3. something having the shape of a
  4. a written or printed representation of the letter T or t.
  5. a device, as a printer's type, for reproducing the letter T or t.
  6. exactly; perfectly: That job would suit you to a T.


Pronunciation: (tē), [key]
  1. T-shirt.


Pronunciation: [key]
  1. tera-.
  2. tesla; teslas.
  3. temperature.


Pronunciation: [key]
— Symbol.
  1. the 20th in order or in a series, or, when I is omitted, the 19th.
  2. (sometimes l.c.) the medieval Roman numeral for 160. Cf.
  3. surface tension.
    1. threonine.
    2. thymine.
  4. See
    1. tau lepton.
    2. time reversal.
  5. the launching time of a rocket or missile: T minus two.


Pronunciation: [key]
  1. triiodothyronine.


Pronunciation: [key]
  1. thyroxine.


Pronunciation: [key]
  1. a random variable having Student's t distribution.
  2. the statistic employed in Student's t-test.


Pronunciation: [key]
  1. a shortened form of it, before or after a verb, as in 'twas, 'tis, do't, see't.


Pronunciation: [key]
  1. (in designations of aircraft) trainer: T-11.


Pronunciation: [key]
  1. tertiary.


Pronunciation: [key]
  1. var. ofused in forming the past tense or past participle of certain verbs, usually occurring when the final consonant of the stem is voiceless, a lateral, or a nasal and there is internal vowel change in the root: slept; felt; dreamt.


Pronunciation: [key]
  1. tablespoon; tablespoonful.
  2. Territory.
  3. Township.
  4. Tuesday.


Pronunciation: [key]
  1. tackle.
  2. taken from.
  3. tare.
  4. teaspoon; teaspoonful.
  5. temperature.
  6. in the time of.
  7. tenor.
  8. tense.
  9. territory.
  10. time.
  11. tome.
  12. ton.
  13. town.
  14. township.
  15. transit.
  16. transitive.
  17. troy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.