transcription, транскрипция: [ -ˈlänt, -ˌlänt, -lənt ]
adjective
Etymology: French, from Old French, from present participle of nonchaloir to disregard, from non- + chaloir to concern, from Latin calēre to be warm — more at lee
Date: circa 1734
: having an air of easy unconcern or indifference
Synonyms: see cool
• non·cha·lant·ly adverb