septillionth
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septillionth — sep·til·lionth (sĕp tĭlʹyənth) n. 1. The ordinal number matching the number septillion in a series. 2. One of a septillion equal parts. sep·tilʹlionth adv. & adj. * * * … Universalium
septillionth — septillˈionth adjective and noun • • • Main Entry: ↑septillion … Useful english dictionary
septillion — septillionth, n., adj. /sep til yeuhn/, n., pl. septillions, (as after a numeral) septillion, adj. n. 1. a cardinal number represented in the U.S. by 1 followed by 24 zeros, and in Great Britain by 1 followed by 42 zeros. adj. 2. amounting to one … Universalium
yocto- — [yäk′tō, yäk′tə] combining form one septillionth part of; the factor 10 24 [yoctosecond] * * * yocto pref. One septillionth (10 24): yoctosecond. [Alteration of octo (from its representing the eighth power of a thousandth).] * * * … Universalium
yocto- — combining form Etymology: International Scientific Vocabulary, alteration of octo ; from the fact that 1024 is the eighth power of 103 one septillionth (10 24) part of < yoctosecond > … New Collegiate Dictionary
yoctosecond — noun Date: 1996 one septillionth of a second … New Collegiate Dictionary
Mega- — For other uses, see Mega (disambiguation). Mega (symbol M) is an prefix in the metric system denoting a factor of million (106 or 1000000). Confirmed in 1960, it comes from the Greek μέγας, meaning great.[1] Contents 1 Other common examples of… … Wikipedia
Order of magnitude — An order of magnitude is the class of scale or magnitude of any amount, where each class contains values of a fixed ratio to the class preceding it. In its most common usage, the amount being scaled is 10 and the scale is the (base 10) exponent… … Wikipedia
SI prefix — SI prefixes in everyday use Text Symbol Factor tera T 1000000000000 giga G 1000000 … Wikipedia
Micro- — This article describes the SI prefix. For other meanings, see Micro (disambiguation). Micro (μ) is a prefix in the metric system denoting a factor of 10 6 (one millionth).[1] Confirmed in 1960, the prefix comes from the Greek μικρός (mikrós),… … Wikipedia
