name, noun, slang ·Moderate ·College level

Definitions

Noun

1. 1
   Initialism of Knight of the Thistle. abbreviation, alt-of, historical, initialism
2. 2
   Alternative form of kt.. alt-of, alternative
3. 3
   Abbreviation of knight. abbreviation, alt-of
4. 4
   the unit of measurement for the proportion of gold in an alloy; 18-karat gold is 75% gold; 24-karat gold is pure gold wordnet
5. 5
   post-nominal letters for knight bachelor

Proper Noun

1. 1
   Abbreviation of Katie (given name) abbreviation, alt-of, colloquial
2. 2
   Initialism of Central Kalimantan: a province of Indonesia. abbreviation, alt-of, initialism
3. 3
   Initialism of Cretaceous–Tertiary. abbreviation, alt-of, initialism

   "KT extinction event"

Synonyms

All synonyms

caratk-pgk-tk/pgk/tkarat

Example

More examples

"The evidence we have for the KT impactor is more suggestive of asteroids than comets, but it’s not conclusive."

Etymology

Etymology 1

Shortening of Katie, which is pronounced the same way as just the letters KT.

Etymology 2

Shortening.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.