synodic month

The average period of revolution of the moon about the earth with respect to the sun, a period of 29 days 12 h 44 min 2.8 s. This is sometimes called the month of the phases, because it extends from the new moon to the next new moon. Also called lunation.

Aviation dictionary. 2014.

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  • synodic month — noun a) a month of approximately 29.53 days, measured from a lunar phase until the return of that same phase. The long term average duration is 29.530 588 days (29 d 12 h 44 min 2.8 s), or about 29 ½ days. b) the variably cyclic period from one… …   Wiktionary

  • synodic month — synod′ic month′ n. astron. See under month 4), b) • Etymology: 1645–55 …   From formal English to slang

  • synodic month — noun the period between successive new moons (29.531 days) • Syn: ↑lunar month, ↑moon, ↑lunation • Hypernyms: ↑month • Part Holonyms: ↑lunar year …   Useful english dictionary

  • synodic month — noun Date: 1654 a lunar month …   New Collegiate Dictionary

  • synodic month. — See under month (def. 5). [1645 55] * * * …   Universalium

  • synodic month — noun Astronomy another term for lunar month …   English new terms dictionary

  • synodic month — /sənɒdɪk ˈmʌnθ/ (say suhnodik munth) noun See month (def. 5) …   Australian English dictionary

  • synodic month. — See under month (def. 5). [1645 55] …   Useful english dictionary

  • month — [munth] n. [ME < OE monath, akin to Ger monat, ON manuthr < Gmc * menōth < IE * mēnōt, month, moon, var. of mēn: see MOON] 1. any of the main parts (usually twelve) into which the calendar year is divided: also calendar month 2. a) the… …   English World dictionary

  • Month — For the Egyptian hawk god, see Monthu. A month is a unit of time, used with calendars, which was first used and invented in Mesopotamia, as a natural period related to the motion of the Moon; month and Moon are cognates. The traditional concept… …   Wikipedia

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