approximately
日本語WordNet
(of quantities) imprecise but fairly close to correct; "lasted approximately an hour"; "in just about a minute"; "he's about 30 years old"; "I've had about all I can stand"; "we meet about once a month"; "some forty people came"; "weighs around a hundred pounds"; "roughly $3,000"; "holds 3 gallons, more or less"; "20 or so people were at the party"
JMdict
AIによる解説
Close to an exact amount or number but not completely accurate; roughly.
ライセンス: KeyLang Original
Angiospermae evolved approximately 140 million years ago.
被子植物門は約1億4000万年前に進化しました。
Anencephaly affects approximately 1 in 10,000 pregnancies.
無脳症は約1万件の妊娠に1件の割合で発生します。
Monochromia affects approximately 1 in 30,000 people.
単色型色覚は約3万人に1人に影響します。
Oligozoospermia affects approximately 15% of infertile couples.
乏精子症は不妊カップルの約15%に影響を与えている。
Sinistrality occurs in approximately 10% of the population.
左利きは人口の約10%に見られる。
Pronunciation data from ipa-dict (MIT License) based on cmudict-ipa by @lingz