Word.ws English Dictionary

24-hour clocks

24-hour clocks is the plural of 24-hour clock.

Meaning of 24-hour clock

Noun

24-hour clock (plural 24-hour clocks)

  1. 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.
    • Twenty-four hour clock time is gaining in favor.1893, “Time and Its Landmarks”, in J. C. Thomas, editor, Manual of Useful Information […] (The Working Teachers’ Library; V), Chicago, Ill.: The Werner Company, →OCLC, page 41

Questions about 24-hour clocks

What is 24-hour clocks the plural of?
24-hour clocks is the plural of 24-hour clock.

Words near 24-hour clocks in the dictionary

  1. 24-cell
  2. 24-cells
  3. 24-gon
  4. 24-gons
  5. 24-hour clock
  6. 24-hour clocks
  7. 24-hour day
  8. 24-hour days
  9. 24-hour flu
  10. 24/5
  11. 24/7

Source and license

Adapted from Wiktionary: 24-hour clocks (page history and authors); 24-hour clock (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “24-hour clocks.” Word.ws, https://word.ws/24-hour_clocks. Based on Wiktionary, CC BY-SA 4.0.