deci-

1. a combining form meaning “tenth,” used in words denoting units of the metric system ( deciliter ); on this model, extended to other systems ( decibel ).

deci-

prefix

1. denoting one tenth; 10 ^–1 d

   decimetre

deci–

1. A prefix that means “one tenth,” as in deciliter, one tenth of a liter.

Word History and Origins

Origin of deci-¹

< French déci- < Latin decimus tenth

Word History and Origins

Origin of deci-¹

from French déci-, from Latin decimus tenth

Example Sentences

Thus the -m in dece-m, as compared with δέκα, is reasonably supposed to be the -m- in deci-m-us.

From Project Gutenberg