10-

prefix

Indicates a ten-code.

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Meanings

prefix
  1. Indicates a ten-code.

Origin

The syllable "ten" was originally chosen to help novice operators fill an appropriate amount of time so that the dynamotor used to power 1930s and 1940s radio transmitters could spin up to full power before the semantically meaningful second number was transmitted.

Full word history & related roots →
Cite this entry
APA

10-. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/10-

MLA

“10-.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/10-. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “10-,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/10-.

Source: 10- on Wiktionary, CC BY-SA 4.0.