1. Coming next after the eleventh and just before the thirteenth in position
   - 12th, dozenth

1. Position 12 in a countable series of things 
2. One part in twelve equal parts
   - one-twelfth, twelfth part, duodecimal

Derived forms: twelfths

See also: ordinal

Type of: common fraction, rank, simple fraction, vulgar fraction [Brit]

Encyclopedia: Twelfth

• cordon bleu
• cordon off
• Cordova
• cordovan
• cords
• corduroy
• corduroys
• cordwain
• cordwainer
• cordwood
• Cordylidae
• Cordyline
• Cordyline australis
• Cordyline terminalis
• Cordylus
• core
• core bit
• core drill
• core dump
• core group
• core memory
• core out
• coreference
• coreferent
• coreferential