Lunar Period: The time it takes the Moon to return to a particular point in the zodiac; the Moon's zodiacal period, a little less than twenty-seven days, eight hours. Also called a sidereal month and periodical lunation.

 

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Lunar Period: The time it takes the Moon to return to a particular point in the zodiac; the Moon's zodiacal period, a little less than twenty-seven days, eight hours. Also called a sidereal month and peri . . . View Full Definition

Periodical Lunation: Term applied to the transiting Moon's monthly return to the exact position occupied in a natal horoscope. See also lunar period.

Periodicity: The level of detail in terms of time at which data is forecast or reported, specified as months, quarters, or years.

Periodization: A method of organizing a strength training workout program into several periods, each lasting about four weeks. Each phase has a different emphasis.

Periodic Trend: A regular variation in element properties with increasing atomic number that is ultimately due to regular variations in atomic structure.

Periodic Tenancy: A leasehold interest from period to period that renews automatically unless a notice of termination is given.

Periodontal: Relating to the tissue and bone that supports the tooth (from peri, meaning 'around,' and odont, 'tooth').

Periodontal Disease: The inflammation and infection of gums, ligaments, bone, and other tissues surrounding the teeth. Gingivitis and periodontitis are the two main forms of periodontal disease. Also called gum . . . View Full Definition

Periods: Discrete intervals of time. The word period generally refers either to the interval of the entire forecast (as in forecast period) or the granularity of data in financial statements (as in p . . . View Full Definition

Periodontitis: Inflammation of the supporting structures of the tooth, including the gum, the periodontal ligament, and the jawbone.