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Vinony

cogwheel

noun

  1. rotating wheel having teeth which mesh with another cogwheel or toothed part, used to transmit torque, convert rotation to translation or rarely other purposes
L318292 on Wikidata ↗

Wiktionary

noun

Etymology: Etymology tree Proto-Indo-European *gēw- Proto-Indo-European *gugāder. Proto-Germanic *kuggōder. Old Norse *koggrbor. Middle English cogge English cog Proto-Indo-European *kʷel- Proto-Indo-European *kʷekʷléh₂ Proto-Germanic *hweulō Old English hwēol Middle English whel English wheel English cogwheel From cog + wheel.

  1. A gear wheel.

    “Near-synonyms: cog, gear (often synonymous)”

  2. Something behaving in a jerky manner similar to a cogwheel, e.g. cogwheel respiration as a side effect of hyperbaric medicine.