one tenth part of; the factor 10: decigram
Origin of deci-French deci- ; from Classical Latin decimus, tenth ; from decem, ten
One tenth (10-1): deciliter.
Origin of deci-French déci-, from Latin decimus, tenth, from decem, ten; see dek&mlowring; in Indo-European roots.
- Units formed using this prefix are not often used in official scientific contexts. For example, "1 dm" (one decimetre) would be written as "100 mm" or "0.1 m".
From Latin decimus, tenth