Children's, Intermediate and Advanced Online English Dictionary & Thesaurus

Word Explorer
Children's Dictionary
Help
Help
Help
     

ir·re·spon·si·ble

irresponsible

 
pronunciation:
I r span sih bl
features:
Word Explorer, Word Parts
part of speech: adjective
definition: not having or showing responsibility; not able to be counted on or trusted.
He was irresponsible about feeding and walking the dog.It was irresponsible to hit the ball so close to the window.
synonyms:
negligent, unreliable
similar words:
careless, erratic, foolish, unstable
derivations: irresponsibly (adv.), irresponsibility (n.)
Word Explorer
See
  care
Word Parts  About this feature
The word irresponsible contains the following part:
ir-2 Latin prefix that means not, without
Show wordsHide wordsMore about this word part:
The prefix ir-2 occurs in Latin loanwords. It is an assimilated form of in-2 used before base words that begin with 'r.' See in-2