Sea of Tranquility

English

Alternative forms

Etymology

Calque of Latin Mare Tranquilitatis (“spelled with one-"L"”), from Latin mare (“sea”)+tranquilitatis (“tranquility”). Coined by Italian Jesuit astronomer Giovanni Battista Riccioli, by labelling a map created by Italian Jesuit optician Francesco Maria Grimaldi, and then published in 1651 in the Almagestum novum.[1]

Proper noun

Sea of Tranquility

  1. (planetology) A basin in Nearside, Moon, Earth, Solar System; location of the first manned moon landing, in 1969.

Synonyms

Derived terms
  • Tranquility Base

Translations
Translations

References
  1. The Face of the Moon, 7. Riccioli, Giovanni Battista (1598-1671)., Linda Hall Library
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