غَسَاقٌ
and
غَسَّاقٌ, (S, O, K, TA,) occurring in the Qur'an, 38:57 and] lxxviii. 25, according to different readings, (S, O, TA,) The ichor, or watery matter, (O, TA,) and thick purulent matter, (TA,) that will flow and drip (O, * TA) from the skins of the inmates of the fire [of Hell]: (O, TA:) or the washings of them: or their tears: (TA:) or, as some say, the latter of the words has the first of these meanings: (O, TA:) and the former word signifies cold, (O,) or intensely cold, (TA,) that burns by reason of its coldness (O, TA) like the hot wind: (TA:) or, according to Lth, stinking: (O, TA:) the latter word is explained by I'Ab and Ibn-Mes'ood as signifying intense cold: (TA:) or both signify cold and stinking. (S, O.)