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hypochondriac
hypochondriasis
hypochondrium
hypocorism
hypocotyl
hypocrisy
hypocrite
hypocritical
hypocycloid
hypoderm
hypodermic
hypodermic injection
hypodermic needle
hypodermic syringe
hypodermis
hypoesthesia
hypofunction
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hypocycloid
hy·po·cy·cloid [ hpə s klòyd ] (plural hy·po·cy·cloids)


noun 
Definition:
 
geometric curve: in geometry, a curve traced by a point on the circumference of a circle as it rolls along the inside circumference of another circle

hy·po·cy·cloid·al [ hpə sī klóyd'l ] adjective
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