prosign

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noun

Any of a set of special sequences in Morse code used as control characters and punctuation.

Scrabble 10
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Meanings

nounprosign (plural prosigns)

plural prosigns

  1. Any of a set of special sequences in Morse code used as control characters and punctuation.

Origin

Short for procedural signal.

Full word history & related roots →

Rhymes & wordplay

Anagrams

prosingsproing
Cite this entry
APA

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

MLA

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

Chicago

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

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