lunar appulse
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appulse — əˈpəls, aˈp , ˈaˌp also lts noun ( s) Etymology: Latin appulsus driving forward, approach, from appulsus, past participle of appellere to drive toward, strike against, from ad + pellere to drive, beat, push more at felt 1. : a driving or running… … Useful english dictionary
History of longitude — The history of longitude is a record of the effort, by navigators and scientists over several centuries, to discover a means of determining longitude. The measurement of longitude is important to both cartography and navigation. Historically, the … Wikipedia
perigee — Synonyms and related words: Earth insertion, LEM, LM, abutment, abuttal, adjacency, adjoiningness, aphelion, apogee, apposition, appulse, astronomical longitude, attitude control rocket, autumnal equinox, ballistic capsule, burn, capsule,… … Moby Thesaurus
Conjunction (astronomy and astrology) — Conjunction of Mercury and Venus, align above the Moon, at the Paranal Observatory. Conjunction is a term used in positional astronomy and astrology. It means that, as seen from some place (usually the Earth), two celestial bodies appear near one … Wikipedia
