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Answer for the clue "The cardinal number that is the sum of three and one ", 10 letters:
quaternion

Word definitions for quaternion in dictionaries

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Quaternion \Qua*ter"ni*on\, v. t. To divide into quaternions, files, or companies. --Milton.

Wiktionary Word definitions in Wiktionary
n. 1 A group or set of four people or things. 2 A word of four syllables. 3 (context mathematics English) A four-dimensional hypercomplex number that consists of a real dimension and 3 imaginary ones (''i'', ''j'', ''k'') that are each a square root of ...

Wikipedia Word definitions in Wikipedia
In mathematics: The quaternion number system, a generalization of complex numbers. The quaternion group , a non-abelian group of order 8. Quaternion may also refer to: In bookbinding , a set of four sheets of folded paper Quaternion (poetry) , a style of ...

WordNet Word definitions in WordNet
n. the cardinal number that is the sum of three and one [syn: four , 4 , IV , tetrad , quatern , quaternary , quaternity , quartet , quadruplet , foursome , Little Joe ]

Usage examples of quaternion.

Bob Beech found that his admiration of the mysterious quaternion had run out.

Beech sat down in front of the screen again the quaternion turned towards him.

Of bipedal travelers and their accompanying quaternion of talkative trees, there was no sign save for some splintered branches and a mighty axe that, in the absence of its owner, lay useless and forlorn amid the settling debris.

The quaternion, the book containing five sections of pages, would be sent with Sister Agnes to the abbess in the morning.

There is in these Aztec legends a quaternion besides this of the first men, one that bears marks of a profound contemplation on the course of nature, one that answers to the former as the heavenly phase of the earthly conception.

Outside the quaternion were the dancing Pauppukkeewis, the Whirlwind, and the fierce and shifty hero, Monobozho, the North-West Wind.

The multitudinous philosophies may thus be reduced to a single quaternion, and the reputed inaugurator of a new philosophy is like to be a charlatan.

No one, I repeatno onehas used Hamiltonian quaternions since 1915 when tensor analysis was invented.

When I should have been looking after my quaternions, I was doing something else, something not so useful to one who would be a mathematician, but perhaps more useful to a writer who had already learnt enough to count the words in an article and to estimate the number of guineas due to him.

With the previous examples before our eyes, it asks no vivid fancy to see in these quaternions once more the four winds, the bringers of rain, so swift and so slippery.

Think of the advancement man has made since the time when he was a cannibal cave dweller, shivering out of the glacial epoch, and contending with wild beasts for a foothold on the earth, till now that he enjoys the idealism of Berkeley, wields the quaternions of Hamilton, uses the lightnings for his red sandaled messengers, holds his spectroscope to a star and tells what elements compose it, or to an outskirting nebula and declares it a mass of incandescent hydrogen.

The gatherings, originally quaternions or quires, became different, and those who undertake to examine MSS.

At home, I was free to read books and web pages about molecular biology and particle physics, quaternions and galactic evolution, and to write my own Byzantine computer games and convoluted abstract animations.

It’s like this: when mathematicians began fooling around with things like the square root of negative one, and quaternions, then they were no longer dealing with things that you could translate into sticks and bottlecaps.

And there can be nae fear but, atween you and me, and the Michty at the back o' 's, we s' get breid eneuch for the quaternion o' 's!