ob-
/ɒb/prefix
1Denoting exposure or openness: obverse
1.1Expressing meeting or facing: occasion
2Denoting opposition, hostility, or resistance: opponent
2.1Denoting hindrance, blocking, or concealment: obviate
3Denoting finality or completeness: obsolete
4(In modern technical words) in a direction or manner contrary to the usual; inversely: obconical
Usage
Ob- occurs mainly in words of Latin origin; it is also found assimilated in the following forms: oc- before c; of- before f; op- before p.
Origin
From Latin ob 'towards, against, in the way of'.
- supracentenarian
- suprachiasmatic nucleus
- suprachorioid
- suprachorioidal
- suprachorioidea
- suprachoroid
- suprachoroidal
- suprachoroidea
- supraciliary
- supraclavicle
- supraclavicula
- supraclavicular
- supracleithrum
- supracompound
- supraconducting
- supraconduction
- supraconductive
- supraconductivity
- supraconductor
- supraconscious
- supraconsciousness
- supracoracoid
- supracoracoideus
- supracorporeal
- supracretaceous