light on - definition and synonyms

phrasal verb [transitive] formal
present tense
I/you/we/theylight on
he/she/itlights on
present participlelighting on
past tenselit on
past participlelit on

or light upon

  1. light on/upon something to suddenly find something or think of something

    Suddenly she lit upon a new way of approaching the problem.

See also main entry: light