Bible Dictionaries
Penta

Webster's Dictionary

(1):

Denoting the degree of five, either as regards quality, property, or composition; as, pentasulphide; pentoxide, etc. Also used adjectively.

(2):

A combining form denoting five; as, pentacapsular; pentagon.

Bibliography Information
Webster, Noah. Entry for 'Penta'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​p/penta.html. 1828.