Did you perhaps mean one of these? dozen, dozens, duodenal
Definitions
Wiktionary
- adj. arithmetic, rare Of a number, expressed in base 12.
- n. arithmetic, rare A number system that uses 12 as its base.
Etymologies
- dozen + -al (Wiktionary)
Examples
“Even though his clients supply him with dimensions in decimal, he prefers to translate them into dozenal.”
“Counting upwards from do in base 12, or “dozenal,” we have do one for 11, do two for 12, do three for 13 all the way up to do nine for 19, do dek for 1, do el for 1 and finally two do for 20.”
“I’ve got more and cleaner choices with dozenal, and it’s faster.”
Lists
These user-created lists contain the word ‘dozenal’.
Tweets
Looking for tweets for dozenal.

seanahan Don't forget bakers. Oh wait, they advocate base thirteen. May 27, 2009
bilby It's a secret cartel of egg-carton manufacturers. May 27, 2009
john Maybe their web site is returning so many PHP errors because they tried to program it in base 12? May 26, 2009
yarb That's rather unconventional. Surely base 19 would be easier for everyone? May 26, 2009
vanishedone The Dozenal Society of America advocates counting in base twelve. May 26, 2009