strict

/ˈstrikt/

Middle English stricte, from Latin strictus, from past participle of stringere to bind tight

adjective

  1. stringent in requirement or control

  2. severe in discipline

  3. inflexibly maintained or adhered to

under strict orders

a strict teacher

rigid rigorous strict stringent mean extremely severe or stern. rigid implies uncompromising inflexibility. rigorous implies the imposition of hardship and difficulty.

noun

  1. liability imposed without regard to fault

idiom

  1. not made known to the public or other people : private

Your personal information will be kept in strict/strictest confidence.