One entry found for sub-.

Main Entry: sub-
Function: prefix
Etymology: from Latin sub- "under, below"
1 : under : beneath : below <subsoil> <subfreezing>
2 a : being at a lower rank or secondary level <substation> b : division or lesser part of <subcommittee> <subtopic> c : involving a secondary stage or process <sublet> <subcontract>
3 : less than completely, perfectly, or typically : somewhat <subdominant>
4 : bordering upon <subarctic>

Pronunciation Symbols