approximate

/əˈprɑːksɪmət/
adjective
  1. Almost exact or correct; not completely accurate but close enough to be useful.
    • The approximate cost of the repairs is $200.
    • The approximate number of attendees was 150.
    • Can you give me an approximate time of arrival?
Synonyms
Antonyms
verb
  1. To come close to something in amount, quality, or character.
    • The new model approximates the shape of a bird in flight.
    • The design approximates the original but uses modern materials.
    • His performance approximated that of a professional athlete.
  2. To estimate or calculate something roughly.
    • We can approximate the distance using the map scale.
    • She approximated the total cost by adding the major expenses.
    • The scientist approximated the population growth over the next decade.