hypocycloid
(noun) a line generated by a point on a circle that rolls around inside another circle
Source: WordNet® 3.1
hypocycloid (plural hypocycloids)
(geometry) The locus of a point on the circumference of a circle that rolls without slipping inside the circumference of another circle.
Source: Wiktionary
Hy`po*cy"cloid, n. Etym: [Pref. hypo- + cycloid: cf. F. hypocycloïde.] (Geom.)
Definition: A curve traced by a point in the circumference of a circle which rolls on the concave side in the fixed circle. Cf. Epicycloid, and Trochoid.
Source: Webster’s Unabridged Dictionary 1913 Edition
9 May 2025
(noun) anything in accord with principles of justice; “he feels he is in the right”; “the rightfulness of his claim”
According to Guinness World Records, on 25 September 2016, the Birla Institute of Management Technology (India) in Uttar Pradesh, India, constructed the largest coffee cups pyramid consisting of 23,821 cups. They used paper takeaway coffee cups to build the pyramid.
