ātap आतप् ā-√ tap -tápati (Impv. -tapatu; see ā-tápat and ā-tápas ss.vv.) to radiate heat, [AV.]; [VS.]; [Kauś.] : Pass. (p. -tapyamāna) to suffer pain, be afflicted, [BhP.]; (with tapas) to inflict (austerities) upon one's self, [BhP.] ātapa आतप ā-tapá mfn. causing pain or affliction, [RV. i, 55, 1] ā-tapá (as), m. (ifc. f(A). , [R.]; [Śak.]) heat (especially of the sun), sunshine, [KaṭhUp.]; [Mn.] &c. ā-tapa moonshine, [Daś.]; [Harav.] ātapas आतपस् ā-tápas Ved. Inf. (abl.) from burning or singeing, [RV. v, 73, 5] and [viii, 73, 8.] ātapat आतपत् ā-tápat mfn. (pr.p.) shining (as the sun) loc. ā-tápati, while the sun is shining, [ŚBr. v]; [xiv.] ātapta आतप्त ā-tapta mfn. refined by heat (as gold), [Hariv. 15769.] ātapya आतप्य ātapyà mfn. being in the sunshine, [VS.] ātapāya आतपाय Nom. Ā. °yate, to become hot like sunshine, [Kād.] ātapīya आतपीय mfn. (g. utkarādi, q.v.) ātapana आतपन ā-tapana m. ‘causing heat’, N. of Śiva, [MBh. xii, 10374.] ātapatra आतपत्र ā-tapa—tra n. ‘heat-protector’ (ifc. f(A). , [Megh.]; [Kathās.]), a large umbrella (of silk or leaves), [MBh.] &c. ātapavat आतपवत् ā-tapa—vat mfn. irradiated by the sun, [Kum. i, 6] : ātapāpāya आतपापाय m. passing away of the hot season, beginning of the rainy season, [R.] ātapātyaya आतपात्यय m. passing away of the heat, coolness of the evening, [Ragh. i, 52.] ātapaśuṣka आतपशुष्क ā-tapa—śuṣka mfn. dried by the sun. ātapavāraṇa आतपवारण ā-tapa—vāraṇa n. ‘heat-protector’, a parasol, [Ragh. iii, 70]; [ix, 15.] ātapavarṣya आतपवर्ष्य ā-tapa—varṣya mf(A)n. (water &c.) produced by rain during sunshine, [AitBr.]; [KātyŚr.] ātapatrāyita आतपत्रायित ā-tapa—t°rāyita mfn. forming an umbrella (as the branches of a tree), [BhP.] ātapanivāraṇa आतपनिवारण ā-tapa—nivāraṇa n. a parasol, [VarYogay.]