Tbit

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Definition

Noun: A tbit (terabit) is a unit of digital information or computer storage equal to one trillion (10¹² or 1,000,000,000,000) bits. It is also equivalent to 1000 gigabits.

Usage

The term tbit is used in the context of data transmission rates, data storage capacity, and digital information measurement, particularly in fields like telecommunications, networking, and computer science. It denotes an extremely large quantity of data.

Examples
  • Modern research networks can achieve data transfer speeds of several tbits per second.
  • The new data center is designed to handle storage capacities in the tbit range.
  • A single tbit represents a massive amount of digital information.
Advanced Usage
  • Tbit/s (terabits per second): This is the standard unit for measuring extremely high-speed data transfer rates, such as in backbone internet infrastructure or advanced fiber-optic networks.
    • The new undersea cable has a total capacity of 200 Tbit/s.
Variants and Related Words
  • Terabit: The full, more common form of tbit.
  • Tb (Tbit): A common abbreviation.
  • Gigabit (Gbit): A unit equal to one billion bits (10⁹ bits). 1000 gigabits equal 1 terabit.
  • Megabit (Mbit): A unit equal to one million bits (10⁶ bits).
  • Petabit (Pbit): A larger unit equal to 1000 terabits (10¹⁵ bits).
Synonyms
  • Terabit
Notes on Meaning

The tbit is part of the decimal (SI) system of prefixes, where "tera-" denotes a factor of one trillion (10¹²). In some computing contexts based on binary (powers of two), the similar unit tebibit (Tibit) is used, which equals 1,099,511,627,776 (2⁴⁰) bits. The tbit (10¹² bits) is approximately 9% smaller than a tebibit.

Noun
  1. a unit of information equal to 1000 gigabits or 10^12 (1,000,000,000,000) bits