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Perigyny

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• Perihelia

  [per-uh-hee-lee-uh n, -heel-yuh n] /ˌpɛr əˈhi li ən, -ˈhil yən/ noun, plural perihelia [per-uh-hee-lee-uh, -heel-yuh] /ˌpɛr əˈhi li ə, -ˈhil yə/ (Show IPA). Astronomy. 1. the point in the orbit of a planet or comet at which it is nearest to the sun. /ˌpɛrɪˈhiːlɪən/ noun (pl) -lia (-lɪə) 1. the point in its orbit when […]

• Perihelial

  [per-uh-hee-lee-uh n, -heel-yuh n] /ˌpɛr əˈhi li ən, -ˈhil yən/ noun, plural perihelia [per-uh-hee-lee-uh, -heel-yuh] /ˌpɛr əˈhi li ə, -ˈhil yə/ (Show IPA). Astronomy. 1. the point in the orbit of a planet or comet at which it is nearest to the sun. /ˌpɛrɪˈhiːlɪən/ noun (pl) -lia (-lɪə) 1. the point in its orbit when […]

• Perihelion

  [per-uh-hee-lee-uh n, -heel-yuh n] /ˌpɛr əˈhi li ən, -ˈhil yən/ noun, plural perihelia [per-uh-hee-lee-uh, -heel-yuh] /ˌpɛr əˈhi li ə, -ˈhil yə/ (Show IPA). Astronomy. 1. the point in the orbit of a planet or comet at which it is nearest to the sun. /ˌpɛrɪˈhiːlɪən/ noun (pl) -lia (-lɪə) 1. the point in its orbit when […]

• Perihepatitis

  perihepatitis per·i·hep·a·ti·tis (pěr’ə-hěp’ə-tī’tĭs) n. Inflammation of the serous or peritoneal covering of the liver.

• Peri-infarction block

  peri-infarction block per·i-in·farc·tion block (pěr’ē-ĭn-färk’shən) n. An electrocardiographic abnormality that is associated with an old myocardial infarct and is caused by delayed activation of the myocardium in the region of the infarct.

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