cov·en 
(kŭvən, kōvən)
(kŭvən, kōvən)n.
An assembly or community of witches who meet regularly.
[Perhaps from Middle English covent, assembly, convent; see CONVENT.]
- biographically
- biography
- biohazard
- biohazardous
- bioherm
- bioidentical
- bioinformatics
- bioinorganic
- bioinstrumentation
- Bioko
- bioleached
- bioleaching
- biolith
- biolithic
- biologic
- biologic
- biological
- biological clock
- biological computing
- biological control
- biological drug
- biological half-life
- biologically
- biological oxygen demand
- biological response modifier