noun (plural -gies) Date: 1907 a branch of astronomy that deals with the condensed matter of the solar system and especially with the planets and their moons • planetological adjectiveplanetologist noun

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • planetology — [plan΄ə täl′ə jē] n. the branch of astronomy that studies and compares the planets and their moons planetologist n …   English World dictionary

  • planetology — planet ► NOUN 1) a celestial body moving in an elliptical orbit round a star. 2) (the planet) the earth. 3) chiefly Astrology & historical a celestial body distinguished from the fixed stars by having an apparent motion of its own (including the… …   English terms dictionary

  • planetology — planetological /plan i tl oj i keuhl/, adj. planetologist, n. /plan i tol euh jee/, n. the branch of astronomy that deals with the physical features of the planets. [1905 10; PLANET + O + LOGY] * * * …   Universalium

  • planetology — noun the study of planets, planetary systems and the solar system Syn: planetary astronomy, planetary science …   Wiktionary

  • planetology — study of planets Sciences and Studies …   Phrontistery dictionary

  • planetology — plænɪ tÉ‘lÉ™dʒɪ / tÉ’l n. branch of astronomy concentrating on the physical characteristics of planets …   English contemporary dictionary

  • planetology — plan·et·ol·o·gy …   English syllables

  • planetology — plan•e•tol•o•gy [[t]ˌplæn ɪˈtɒl ə dʒi[/t]] n. astron. the study of the planets • Etymology: 1905–10 plan e•to•log′i•cal tlˈɒdʒ ɪ kəl adj. plan e′tol′o•gist ,n …   From formal English to slang

  • planetology — …   Useful english dictionary

  • Theoretical planetology — [ thumb|right|Sequence of New Horizons images showing Io s volcano Tvashtar spewing material 330 km above its surface. The discovery of volcanism on Io in 1979 by the Voyager 1 spacecraft confirmed the previous prediction made by theoretical… …   Wikipedia

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