Mega definition
Large.
Megadose.
prefix
(informal) Great in size, quantity, etc., often in relation to others of its kind.
adjective
Large, great, powerful.
Megacephalic, megaphone.
affix
One million (106 ).
Megahertz.
prefix
One million; the factor 106
Megahertz, megaton.
affix
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Huge in size, number, etc.
A mega-yacht.
affix
To an enormous degree.
Mega-popular.
affix
Large, as in megadose, a large dose.
One million, as in megahertz, one million hertz.
220 (that is, 1,048,576), which is the power of 2 closest to a million, as in megabyte.
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(1) Million (10 to the 6th power). Abbreviated "M," it is a prefix for capacities and speeds (megabits, megabytes, megahertz, etc.). Mega may refer to 1,000,000 or 1,048,576, the latter based on the binary system (see NIST binary). See MB, meg, binary values and space/time.
(informal) Very large.
adjective
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(computing) Multiplying the unit to which it is attached by 220 (= 1,048,576, the binary round number closest to a million).
prefix
(computing, marketing) Multiplying the unit to which it is attached by 210 × 103 (= 1024,000, the binary round number closest to thousand).
prefix
Surpassing other examples of its kind; extraordinary.
Megahit.
prefix
1,048,576 (220 ).
Megabyte.
prefix
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A prefix that means.
Origin of mega
- Gr mega- < megas, great, mighty: see much
From Webster's New World College Dictionary, 5th Edition
- Greek from megas great meg- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
- From Ancient Greek μέγας (megas, “great, large, mighty"), from Proto-Indo-European *meǵhâ‚‚s (“great"). Cognate with Latin magnus, and with Germanic words: Gothic 𐌼𐌹𐌺𐌹𐌻𐍃 (mikils), Old English micel, Middle English muchel, English much, Old High German mihhil, Old Norse mikill, Danish meget.
From Wiktionary
- From the prefix mega-.
From Wiktionary