Sea of Tranquillity

A form of Sea of Tranquility — A basin in Nearside, Moon, Earth, Solar System; location of the first manned moon landing, in 1969.

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Meanings

proper nounthe Sea of Tranquillity
  1. alternativeAlternative form of Sea of Tranquility.
Cite this entry
APA

Sea of Tranquillity. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/Sea%20of%20Tranquillity

MLA

“Sea of Tranquillity.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Sea%20of%20Tranquillity. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “Sea of Tranquillity,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/Sea%20of%20Tranquillity.

Source: Sea of Tranquillity on Wiktionary, CC BY-SA 4.0.