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A quadric surface generated by rotating a hyperbola around its main axis
Answer for the clue "A quadric surface generated by rotating a hyperbola around its main axis ", 11 letters:
hyperboloid
Word definitions for hyperboloid in dictionaries
WordNet
Word definitions in WordNet
n. a quadric surface generated by rotating a hyperbola around its main axis
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Hyperboloid \Hy*per"bo*loid\, n. [Hyperbola + -oid: cf. F. hyperbolo["i]de.] (Geom.) A surface of the second order, which is cut by certain planes in hyperbolas; also, the solid, bounded in part by such a surface. Hyperboloid of revolution , an hyperboloid ...
Wiktionary
Word definitions in Wiktionary
n. A particular surface in three-dimensional Euclidean space, the graph of a quadratic with all three variables squared and their coefficients not all of the same sign.
Usage examples of hyperboloid.
He pot on his control machine the equation of a hyperboloid of two branches, and changed the constants gradually till the two branches came close.
As he was riding across the causeway, Hackworth opened it up because he wanted to see whether it was large enough to contain his bowler without folding, bending, spindling, or mutilating the exquisite hyperboloid of its brim.
It consisted of a vertical hyperboloid, like half a sugar loaf some ten feet high, which sprang out from the wall.
The roof of the mouth was another hyperboloid, hollow and eccentric to the first.
A frame zoomed on one of the attitude jets, a gauzy glittering net molded magnetically into a hyperboloid of rotation with a line of white fire running down the axis.
He put on his control machine the equation of a hyperboloid of two branches, and changed the constants gradually till the two branches came close.
But, even using hyperboloids and wasting fuel, there are severe limits to how quickly a reaction-driven ship can make an interplanetary voyage.
They were placed at random along the plain: silolike cylinders of shiny metal, skyscraper-size prismoids set with gemlike facets, flaring hyperboloids with barber-pole skirts, enormous lattices of translucent colored materials.
It appeared to be a cluster or approximately twenty hyperboloids of varying sizes and design, slowly orbiting each other in a manner that suggested they were not physically connected.