| a combining form meaning “ten,” used in the names of metric units which are ten times the size of the unit denoted by the base word: dekaliter. Also, especially before a vowel, dek-. |
| deca- or dec- also deka- or dek- pref. Ten: decane. [Greek deka-, from deka, ten; see dek in Indo-European roots.] |
| deka- or dek- pref. Variants of deca-. |
deka- or dek-
pref.
Variants of deca-.