Apothem
Pronunciation : Ap"o*them
Part of Speech : n.
Etymology : [Gr.
Definition : 1. (Math.)
Defn: The perpendicular from the center to one of the sides of a regular polygon.
2. A deposit formed in a liquid extract of a vegetable substance by exposure to the air.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder