approx
adjective
-
Approaching; proximate; nearly resembling.
-
Nearing correctness; nearly exact; not perfectly accurate.
"NASA's Genesis spacecraft has on board an ion monitor to record the speed, density, temperature and approximate composition of the solar wind ions."
Synonyms:
close
Antonyms:
exact, precise
adverb
-
Imprecise but close to in quantity or amount.
"...approximately 60 beats per minute."
Synonyms:
around, near, nearly
Antonyms:
accurately, definitely, exactly, precisely