denoting ten: decagon. In conjunction with scientific units the symbol da is used
WordReference Random House Unabridged Dictionary of American English © 2025
dec-,
Dec.,
dec.,
WordReference Random House Unabridged Dictionary of American English © 2025- var. of deca- before a vowel:decathlon.
Dec.,
- December.
dec.,
- (in prescriptions) pour off.
-
Latin dēcantā - deceased.
- decimeter.
- Grammardeclension.
- decrease.
- Music and Dancedecrescendo.
deca-,
- a combining form meaning "ten,'' used in the formation of compound words:decapod.
- Greek deka-, combining form of déka ten; cognate with Latin decem
Collins Concise English Dictionary © HarperCollins Publishers::
'dec-' also found in these entries (note: many are not synonyms or translations):
Ambrose
- Becket
- Capricorn
- Christmas
- Clement of Alexandria
- Dec
- Decalogue
- December
- Dewey decimal classification
- Ember day
- Ember days
- Ignatius
- John
- John of Damascus
- John of the Cross
- Lucy
- New Year's Eve
- Rundstedt
- Sagittarius
- Stephen
- Thomas
- World War I
- World War II
- Xavier
- art deco
- binary-coded decimal system
- chlordecone
- circulating decimal
- dean
- dec.
- deca-
- decadal
- decahydrate
- decanal
- decane
- decanoic acid
- decastyle
- decathlon
- decatyl alcohol
- deccan hemp
- decennary
- decigram
- decile
- deciliter
- decillion
- decimal
- decimal classification
- decimal fraction
- decimal system
- decimalize