cycloidal (sikloidal)

[ It is doubtful whether, at three years old, La Place could count much beyond ten; and if, at six, he was acquainted with any other cycloidal curves than those gen erated by the trundling of his hoop, he was a prodigy inEverett, Orations, I. 418. deed. nouns. Cycloidal engine, paddle-wheel, pendulum. See the cycloid ean (sī-kloi'dē-an), a . and n. [ Cycloi dei + -an.] I. a. Pertaining to or having the characters of the Cycloidei . II. n. One of the Cycloidei.