ringdown

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noun

The stage in a black hole merging event where the gravitational wave amplitude reaches its peak.

Scrabble 13
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Meanings

nounringdown (plural ringdowns)

plural ringdowns

  1. astronomyThe stage in a black hole merging event where the gravitational wave amplitude reaches its peak.
  2. communicationsA signal to a telephone operator that both rings a bell and allows a relay to drop.

Origin

From ring + down.

Full word history & related roots →

Rhymes & wordplay

Anagrams

drowning
Cite this entry
APA

ringdown. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/ringdown

MLA

“ringdown.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/ringdown. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “ringdown,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/ringdown.

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