Synonyms of approximation in English:

approximation


See definition of approximation

noun

1‘a general approximation is that a ten degree rise in temperature doubles the rate of reaction’

SYNONYMS
estimate, estimation, guess, conjecture, rough calculation, rough idea, surmise
guesswork
informal guesstimate
North American informal ballpark figure

2‘we can only look for an approximation to the truth about these matters’

SYNONYMS
semblance, outward appearance, likeness, resemblance, similarity, correspondence, comparison