1. Relating to or concerned with the combined affairs of two administrative zones
   "Bizonal currency was used in occupied Germany after World War II"

See also: zone

• thick-billed murre
• thick-bodied
• thick-branched
• thick-footed morel
• thick-haired
• thick-knee
• thick-lipped
• thick-skinned
• thick-skulled
• thick-stemmed
• thick-witted
• thicken
• thickened
• thickener
• thickening
• thicket
• thicket-forming
• thickhead
• thickheaded
• thickly
• thickly settled
• thickness
• thicko
• thickset
• thickspread