tera-

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tera- • comb. form used in units of measurement: 1. denoting a factor of 1012: terawatt.2. Comput. denoting a factor of 240.

tera-

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tera- (symbol: T) A prefix indicating a multiple of one million million, 1012, as in terahertz and teravolt. When the binary number system is involved in a structure or process (as in semiconductor RAM or ROM), the prefix indicates a multiple of 240, i.e. 1 099 511 627 776,

as in terabyte or terabit. The context usually clarifies which meaning is intended.

tera-

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tera- From the Greek teras, meaning ‘monster’, a prefix denoting malformation (e.g. teratogenic). Used in conjunction with SI units, the prefix (symbol T) means the unit × 1012.

tera-

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tera- Symbol T. A prefix used in the metric system to denote one million million times. For example, 1012 volts = 1 teravolt (TV).