HELICOID

Etymology

Adjective

helicoid (comparative more helicoid, superlative most helicoid)

Having the form of a flattened helix

Noun

helicoid (plural helicoids)

(mathematics) A minimal surface in the form of a flattened helix.

Source: Wiktionary


Hel"i*coid, a. Etym: [Gr. hélicoïde. See Helix.]

1. Spiral; curved, like the spire of a univalve shell.

2. (Zoöl.)

Definition: Shaped like a snail shell; pertaining to the Helicidæ, or Snail family. Helicoid parabola (Math.), the parabolic spiral.

Hel"i*coid, n. (Geom.)

Definition: A warped surface which may be generated by a straight line moving in such a manner that every point of the line shall have a uniform motion in the direction of another fixed straight line, and at the same time a uniform angular motion about it.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

26 December 2024

CHATTEL

(noun) personal as opposed to real property; any tangible movable property (furniture or domestic animals or a car etc)


coffee icon

Coffee Trivia

According to Guinness World Records, the most massive cup of coffee contained 22,739.14 liters and was created by Alcaldía Municipal de Chinchiná (Colombia) at Parque de Bolívar, Chinchiná, Caldas, Colombia, on 15 June 2019. Fifty people worked for more than a month to build this giant cup. The drink prepared was Arabic coffee.

coffee icon