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penta-
(PEN-tuh)five
Greek for five. A pentagon has five sides; a pentathlon is a five-event contest.
prefixGreek
Number & quantitySpellings:pentapent
Example words
pentagon
a shape with five sides
pentathlon
a contest with five events
pentagram
a five-pointed star
Common Core alignment
Grades served: 7, 8
- L.7.4bUse common, grade-appropriate Greek or Latin affixes and roots as clues to the meaning of a word (e.g., belligerent, bellicose, rebel).
- L.8.4bUse common, grade-appropriate Greek or Latin affixes and roots as clues to the meaning of a word (e.g., precede, recede, secede).
Number & quantity. Roots that count, measure, and tell you how many.
Browse all number & quantity roots →L.7.4bL.8.4b