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Meaning of throttle-body injection

throt'tle-bod•y injec"tion

Pronunciation: (throt'l-bod"ē), [key]
— Auto. Auto.
  1. a fuel-injection system in which an injector delivers fuel to a central location within the intake manifold of the engine. Abbr.: TBI
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.