فرسخفَرْسَخٌ, mentioned, but not explained, by J [in the S], (K,) [A parasang, or league;] three  Háshimee miles (أَمْيَال هَاشِمِيَّة [see مِيلٌ]): or twelve thousand cubits: or ten thousand cubits: (K:) three miles of the Háshimee measure, i. e., accord. to the Bári' and the T [&c.], twenty-five  bow-shots; twenty-five times the measure termed غَلْوَةٌ [q. v.]: (Msb:) or three miles, i. e. thirty  bow-shots reckoning the bow-shot as four hundred cubits, or sixty bow-shots reckoning the bow-shot as two hundred cubits: (Msb voce مَيلٌ:) the ancient Greeks said that it is three miles, reckoning these [together] as about sixty bow-shots [of the shorter measure mentioned above]: (Msb in the present art.:) or, accord. to some, six miles: (L: [but this is app. a mistake occasioned by finding it expl. as consisting of sixty bow-shots and supposing these to be bow-shots of four hundred cubits each:]) it is [said to be] from the same word as signifying “ rest,” or “ ease; ” (K, TA;) because, when a man walks the distance thus called, he sits down, and rests: or, accord. to the Msb, from فَرْسَخَةٌ signifying “ width; ” the word having this meaning, however, is فَرْشَخَةٌ, with ش: (TA:) [the truth is, that] it is a Pers\. word [فَرْسَنْگ], arabicized: (S, A:) the pl. is فَرَاسِخُ. (S, A, Msb.) The other meanings of this word, not mentioned by J, may have been regarded by him as not of established authority. (TA.) b2:  It signifies also An opening, or intervening space, between two things. (K.) b3:  and A thing in which is no opening, or intervening space: as though having two contr. significations. (K.) b4:  Also A thing that is lasting and abundant, that does not cease, or come to an end. (ISh, K.) b5:  And A long time (K, TA) of the night or of the day: thus in the saying, اِنْتَظَرْتُكَ فَرْسَخًا [I looked, or waited, for thee, or I have looked, &c., a long time &c.]. (TA.) b6:  And A سَاعَة [meaning hour or time] (K, TA) of the day: or a time of the night and of the day: pl. as above. (TA.) b7:  And The time, (K, TA,) or interval, (TA,) between stillness and motion. (K, TA.) b8:  And Stillness, or quiet: (K, TA:) a meaning mentioned by more than one of the authorities respecting strange words. (TA.) b9: And Rest, or ease. (K.)