Dictionary
1cycloid
noun cy·cloid \ˈsī-ˌklȯid\
Definition of CYCLOID
: a curve that is generated by a point on the circumference of a circle as it rolls along a straight line
— cy·cloi·dal \sī-ˈklȯi-dəl\ adjective
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Illustration of CYCLOID
Origin of CYCLOID
French cycloïde, from Greek kykloeidēs circular, from kyklos
First Known Use: 1661
Rhymes with CYCLOID
android, avoid, chancroid, colloid, conoid, crinoid, cuboid, deltoid, dendroid, devoid, discoid, factoid, fibroid, fungoid, ganoid, globoid, hydroid, hypnoid, keloid, mastoid, mucoid, ovoid, prismoid, pygmoid, rhizoid, rhomboid, schizoid, scombroid, sigmoid, spheroid, steroid, styloid, tabloid, thalloid, thyroid, toroid, toxoid, trochoid, typhoid, Veddoid, viroid
2cycloid
adjective
Definition of CYCLOID
1
: smooth with concentric lines of growth <cycloid scales>; also : having or consisting of cycloid scales
2
: characterized by alternating high and low moods <a cycloid personality>
First Known Use of CYCLOID
1847
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