An article published in Harvard Men’s Health Watch in 2012 shows heavy coffee drinkers live longer. The researchers examined data from 400,000 people and found out that men who drank six or more coffee cups per day had a 10% lower death rate.
QUATERNIONS
Noun
quaternions
plural of quaternion
Source: Wiktionary
QUATERNION
Qua*ter"ni*on, n. Etym: [L. quaternio, fr.quaterni four each. See Quaternary.]
1. The number four. [Poetic]
2. A set of four parts, things, or person; four things taken collectively; a group of four words, phrases, circumstances, facts, or the like. Delivered him to four quaternions of soldiers. Acts xii. 4. Ye elements, the eldest birth Of Nature's womb, that in quaternion run. Milton. The triads and quaternions with which he loaded his sentences. Sir W. Scott.
3. A word of four syllables; a quadrisyllable.
4. (Math.)
Definition: The quotient of two vectors, or of two directed right lines in space, considered as depending on four geometrical elements, and as expressible by an algebraic symbol of quadrinomial form.
Note: The science or calculus of quaternions is a new mathematical method, in which the conception of a quaternion is unfolded and symbolically expressed, and is applied to various classes of algebraical, geometrical, and physical questions, so as to discover theorems, and to arrive at the solution of problems. Sir W. R. Hamilton.
Qua*ter"ni*on, v. t.
Definition: To divide into quaternions, files, or companies. Milton.
Source: Webster’s Unabridged Dictionary 1913 Edition
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Word of the Day
22 February 2025
ANALYSIS
(noun) the use of closed-class words instead of inflections: e.g., ‘the father of the bride’ instead of ‘the bride’s father’
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