Word Study
[2x]
: Pâ Pæ Pè Pé Pœ P- P. P/ P< Pa Pb Pc Pd Pe Pf Ph Pi Pj Pk Pl Pm Pn Po Pp Pr Ps Pt Pu Pv Pw Px Py
perpendicle
CIDE DICTIONARY
perpendicle, n. [L. perpendiculum; per + pendere to hang: cf. F. perpendicule.].
Something hanging straight down; a plumb line. [1913 Webster]
For further exploring for "perpendicle" in Webster Dictionary Online