unthinking

adj.

1. Not taking due thought; thoughtless or heedless: proceeded, unthinking, into the trap.
2. Exhibiting a lack of thought: unthinking bravado.
3. Incapable of the power of thought.

unthinkingly un·think'ing·ly adv.
unthinkingness un·think'ing·ness n.

adjective

1. Lacking or marked by a lack of care: careless, feckless, heedless, inattentive, irresponsible, reckless, thoughtless, unconcerned, unmindful. See careful/careless.
2. Showing no concern, attention, or regard: careless, forgetful, heedless, mindless, unconcerned, unheeding, unmindful, unobservant. See careful/careless.
3. Devoid of consideration for others' feelings: disregardful, inconsiderate, thoughtless, unthoughtful. See careful/careless, courtesy/discourtesy.

adj

Definition: careless
Antonyms: careful, cautious, thoughtful

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Note: click on a word meaning below to see its connections and related words.

The adjective has 3 meanings:

Meaning #1: not exhibiting or characterized by careful thought
  Synonyms: unreflective, unthoughtful

Meaning #2: without care or thought for others; `Let them eat cake'"
  Synonyms: thoughtless, uncaring

Meaning #3: mentally sluggish
  Synonyms: lumpish, lumpen

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The adverb unthinking has one meaning:

Meaning #1: in a thoughtless manner
  Synonyms: thoughtlessly, unthinkingly

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Dansk (Danish)
adj. - tankeløs, ubetænksom, kritikløs

Nederlands (Dutch)
onbezonnen, onbewust

Français (French)
adj. - irréfléchi, inconsidéré

Deutsch (German)
adj. - gedankenlos

Ελληνική (Greek)
adj. - απερίσκεπτος

Italiano (Italian)
sconsigliato

Português (Portuguese)
adj. - irrefletido, irracional

Русский (Russian)
бездумный, непреднамеренный

Español (Spanish)
adj. - irreflexivo, inconsiderado, precipitado

Svenska (Swedish)
adj. - tanklös, obetänksam, sorglös, frånvarande, inte tänkande, utan förmåga att tänka

中文（简体）(Chinese (Simplified))
无思想的, 无思虑的, 不留心的

中文（繁體）(Chinese (Traditional))
adj. - 無思想的, 無思慮的, 不留心的

한국어 (Korean)
adj. - 생각 없는, 경솔한

日本語 (Japanese)
adj. - 考えのない, 思考力のない

العربيه (Arabic)
‏(صفه) عديم التفكير, غافل, غير مترو‏

עברית (Hebrew)
adj. - ‮ללא שיקול דעת, פזיז, נמהר, לא מתחשב‬

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