American English

Definition of invention noun from the Oxford Advanced American Dictionary



    jump to other results
  1. 1[countable] a thing or an idea that has been invented Fax machines were a wonderful invention at the time.
  2. 2[uncountable] the act of inventing something Such changes have not been seen since the invention of the printing press.
  3. 3[countable, uncountable] the act of inventing a story or an idea and pretending that it is true; a story invented in this way This story is apparently a complete invention. What would he tell his parents? Some invention and quick thinking—that's what was needed.
  4. 4[uncountable] the ability to have new and interesting ideas John was full of invention—always making up new dance steps and sequences.
  5. Idioms
    necessity is the mother of invention (saying)
    jump to other results
    a difficult new problem forces people to think of a solution to it
See the Oxford Advanced Learner's Dictionary entry: invention