Synonyms of notion in English:

notion


See US English definition of notion

See UK English definition of notion

See Spanish definition of idea

noun

1‘these figures give the lie to the notion that the country is strike-ridden’

SYNONYMS
idea, belief, concept, conception, conviction, opinion, view, thought, impression, image, perception, mental picture
assumption, presumption, hypothesis, theory, supposition
feeling, funny feeling, suspicion, sneaking suspicion, hunch

2‘Claire had no notion of what he meant’

SYNONYMS
understanding, idea, awareness, knowledge, clue, inkling
British informal the foggiest idea, the foggiest notion

3‘you can't expect us to fire any of our staff just because you get a notion to come back’

SYNONYMS
impulse, inclination, whim, desire, wish, fancy, caprice, whimsy