اتن1 أَتَنَ بِالمَكَانِ, (S, M, Msb, K, *) aor. ـُ (Msb,) or ـِ (K,) inf. n. أُتُونٌ (M, Msb, K) and أَتُنٌ, (K,) He remained, continued, stayed, or abode, in the place; (S, M, Msb, K; *) or became fixed, or settled, therein. (M.) 10 استأتن [lit.] He (an ass) became a she-ass. (M.) The saying, كَانَ حِمَارَّا فَاسْتَأْتَنَ, said of a man, [lit.] signifies [He was a he ass,] and he became a she ass; meaning (assumed tropical:)  he was mighty, or of high condition, [like the wild he-ass,] and he became base, abject, or vile. (S, TA.) b2:  Also, (S, TA,) or استأتن أَتَانَّا, (M,) He (a man) purchased a she-ass; (S;) he took for himself a she-ass. (S, M.) أَتَانٌ (T, S, M, Msb, K) and ↓ إِتَانٌ, (K,) but one should not say أَتَانَةٌ, (ISk, S, Msb,) or this is of rare occurrence, (K,) occurring in certain of the trads., (IAth,) A she-ass [domestic or wild]: (S, M, Msb, K:) pl. (of pauc., T, S, Msb) آتُنٌ and (of mult., T, S, Msb) أُتُنٌ (T, S, M, Msb, K) and أُتْنٌ and (quasi-pl. n., M) ↓ مَأْتُونَآءُ. (S, M, K.) b2:  Hence, أَتَانٌ signifies (tropical:)  A foolish and soft or weak woman; as being likened to a she-ass. (TA.) b3:  Also The station of the drawer of water at the mouth of the well; (S, M, K;) and so ↓ إِتَانٌ. (M, K.) And A rock, or great mass of stone, (AA, T, S, M,) in water; (AA, T, M;) or, as some say, at the bottom of the casing of a well, so that it is next the water. (AA, T.) and A large, round mass of rock, which, when it is in shallow water, is called أَتَانُ الضَّحلِ; and a she camel is likened thereto, in respect of her hardness: (S:) or أَتَانُ الضَّحلِ signifies a large mass of rock projecting from the water. (T:) or a mass of rock, (M, K, TA,) large and round, in the water, (TA,) at the mouth of the well, overspread with [the green substance called] طُحْلُب, so that it is smooth, (M, K, TA,) more smooth than other parts: (M, TA:) or a mass of rock, part of which is immerged (غَامِرٌ, M, K) in the water, (K,) and part apparent. (M, K.) and أَتَانُ الثَّمِيلِ signifies A large mass of rock in the interior of the water-course, which nothing raises or moves, of the measure of the stature of a man in length and likewise in breadth. (ISh.) b4: Also The [piece of wood called] قَاعِدَة [which is one of four forming the support] of the فَوْدَج [more commonly called هَوْدَج, q. v.]: pl. آتُنٌ, (K, TA,) with medd. (TA: [but in the CK اُتُنٌ.]) إِتَانٌ: see أَتَانٌ, in two places.أَتُونٌ (T, M, Mgh, Msb, K) and أَتُّونٌ, (K,) or, accord. to J, (Msb,) it is thus, with teshdeed, but pronounced without teshdeed by the vulgar, (S, Msb,) A certain place in which fire is kindled, (S, Mgh,) called in Persian كُلَخْن [or كُلْخَنْ], pertaining to a bath: and metaphorically applied to (tropical:)  that in which bricks are baked, and called in Persian تُونَقْ and دَاشُوزَنْ [or simply تُونْ and دَاشْ]: (Mgh:) accord. to Az, (Msb,) it is that of the bath, and of the place in which gypsum is made: (T, Msb:) or the trench, hollow, or pit, of the جَيَّارَ [or lime-burner, (in the CK, erroneously, the خَبّاز,]) and of the preparer of gypsum; (M, K, TA;) and the like: (K:) the pl. [said in the TA to be of the latter, but it is implied in the T and M and Mgh that it is of the former,] is أَتَاتِينُ, (T, S, M, Mgh, Msb, K, [in the CK, erroneously, اَتانِيْنُ,]) by common consent of the Arabs, (Mgh,) with two تs, (T,) accord. to Fr, who says that they sometimes double a letter in the pl. when they do not double it in the sing., (T,) and accord. to IJ, who says that it seems as though they changed أَتُونٌ to أَتُّونٌ; (M;) and [of أَتُونٌ, as is said in the TA and implied in the M,] أُتُنٌ. (M, K.) [J says that] it is said to be post-classical; (S;) [and ISd says,] I do not think it to be Arabic. (M.) مَأْتُونَآءُ: see أَتَانٌ.