twenty-four-hour clock

English dictionary entry

Meanings

noun
  1. Alternative form of 24-hour clock (“a timekeeping convention in which the 24 hours of the day are treated as a single period rather than two sets of 12 hours, with the result that midnight is indicated as 00:00 (or sometimes 24:00), and the hours from 1:00 to 11:00 p.m. as 13:00 to 23:00”).

Pronunciation

/ˌtwɛntiˈfɔːɹˌaʊə ˈklɒk/ /ˌtwɛntiˈfɔɹˌaʊəɹ ˈklɔk/ [-ɾi-] /-ˈklɑk/

Word forms

twenty-four-hour clock twenty-four-hour clocks

Etymology

From twenty-four + hour + clock.

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