Last Updated:2025/11/20
Abbreviation of obstetric. / (golf) Initialism of out of bounds. / Abbreviation of obligatory. (as in ob. link
on Usenet) (see ObLink at c2.com; see also ob-) / Abbreviation of Old Babylonian.
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OB
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Source Word
OB
Adjective
abbreviation
alt-of
not-comparable
initialism
Japanese Meaning
産科(obstetricの略語) / ゴルフ用語のアウト・オブ・バウンズ(境界外)の略語 / 義務的(obligatoryの略語、例えば「ob. link」の場合) / 古代バビロニア(Old Babylonianの略語)
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