Definition of Quadrillion

1. Noun. The number that is represented as a one followed by 24 zeros. "In England they call a septillion a quadrillion"


2. Noun. The number that is represented as a one followed by 15 zeros.

Definition of Quadrillion

1. n. According to the French notation, which is followed also upon the Continent and in the United States, a unit with fifteen ciphers annexed; according to the English notation, the number produced by involving a million to the fourth power, or the number represented by a unit with twenty-four ciphers annexed. See the Note under Numeration.

Definition of Quadrillion

1. Cardinal numeral. (US modern British and Australian short scale) A thousand trillion: 1 followed by fifteen zeros, 1015. ¹

2. Cardinal numeral. (dated UK Australia long scale) A million trillion: 1 followed by twenty-four zeros, 1024. ¹

3. Noun. (figuratively slang) Any very large number, exceeding normal description. ¹

¹ Source: wiktionary.com

Definition of Quadrillion

1. [n -S]

Lexicographical Neighbors of Quadrillion

quadrigeminus
quadrigeminy
quadrigenarious
quadrijugate
quadrijugous
quadrilateral
quadrilateral space
quadrilaterals
quadrilateration
quadrilingual
quadriliteral
quadriliterals
quadrille
quadrille paper
quadrilles
quadrillion (current term)
quadrillionfold
quadrillions
quadrillionth
quadrillionths
quadrilobate
quadrilobed
quadrilocular
quadrilogies
quadrilogy
quadrimer
quadringenary
quadringentenary

Literary usage of Quadrillion

Below you will find example usage of this term as found in modern and/or classical literature:

1. Annual Energy Outlook 2001: With Projections to 2020 edited by Mary J. Hotzler (2001)
"In 2020, this forecast is about 6 quadrillion Btu higher than projected in ... In 2020, the projected residential demand is 24.4 quadrillion Btu, ..."

2. International Energy Annual, 1995 by W. Calvin Kilgore (1997)
"The United States consumed 88.3 quadrillion Btu, almost two and a half times the 35.7 quadrillion Btu consumed by China, while Russia consumed 26.8 ..."

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