English Explanatory Dictionary

thoughtless

English dictionary entry

Meanings

adj
  1. Marked by or showing lack of due thought or care.
  2. Inconsiderate, inattentive.
  3. Lacking thought or consideration.

Pronunciation

/ˈθɔːtləs/ /ˈθɔːtlɪs/ thôt’ləs thôt’lĭs /ˈθɔtləs/ /ˈθɔtlɪs/ thät’ləs thät’lĭs /ˈθɑtləs/ /ˈθɑtlɪs/ en-us-thoughtless.ogg

Word forms

thoughtless more thoughtless most thoughtless

Etymology

Etymology tree Proto-Indo-European *teng-der. Proto-Germanic *þankijaną Proto-Germanic *þanhtaz Proto-West Germanic *þą̄ht Old English þōht Middle English thought English thought Proto-Indo-European *lewh₁- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Proto-Germanic *-lausaz Proto-West Germanic *-laus Old English -lēas Middle English -les English -less English thoughtless From thought + -less.

Synonyms

careless mindless

Derived words

thoughtlessly thoughtlessness
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