carry-lookahead

noun

A command that checks whether there will be a carry (bit or digit that is carried in an addition operation) for the current digit in an ongoing addition operation.

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Meanings

nouncarry-lookahead (plural carry-lookaheads)

plural carry-lookaheads

  1. computingA command that checks whether there will be a carry (bit or digit that is carried in an addition operation) for the current digit in an ongoing addition operation.

    A simpler scheme is to connect the carry-ins and carry-outs of the units in a ripple chain. This approach is most common in chip design because the wiring for the carry-lookahead tree is hard to design and area-consuming.

    2004, Wayne Wolf, FPGA-Based System Design
Cite this entry
APA

carry-lookahead. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/carry-lookahead

MLA

“carry-lookahead.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/carry-lookahead. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “carry-lookahead,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/carry-lookahead.

Source: carry-lookahead on Wiktionary, CC BY-SA 4.0.