in ‧ ven ‧ tion /ɪnˈvenʃ ə n/ BrE AmE noun
[ Word Family: noun : ↑ invention , ↑ inventiveness , ↑ inventor ; verb : ↑ invent , ↑ reinvent ; adverb : ↑ inventively ; adjective : ↑ inventive ]
1 . [countable] a useful machine, tool, instrument etc that has been invented:
The dishwasher is a wonderful invention.
2 . [uncountable] the act of inventing something:
The invention of the computer has revolutionized the business world.
3 . [uncountable and countable] a story, explanation etc that is not true:
They subsequently admitted that the story was pure invention.
4 . [uncountable] the ability to think of new and clever ideas:
With such powers of invention, he should get a job easily.