بطن

10 استبطن الفَرَسَ استبطن الفرس He sought to find what young was in the belly of the mare. (TA.) ― -b2- استبطن الفَحْلُ الشُّوَّلَ The stallion covered the she-camels raising their tails, so that they conceived, or received his seed into their wombs; as though [meaning] he deposited his seed in their bellies. (TA.) ― -b3- استبطنهُ He, or it, entered [or penetrated ] into his, or its, belly, or interior; [or was, or became, or lay, within it; ] like as the vein enters [or penetrates ] into [or lies within ] (يَسْتَبْطِنُ) the flesh. (A, TA.) You say, اِسْتَبْطَنْتُ الشَّىْءَ [ I entered, or penetrated, into the thing, whether actually or mentally ]. (S.) See 1, in two places. ― -b4- See also 4, in two places. ― -b5- اِسْتِبْطَانٌ also signifies The having, or holding, [a thing] concealed within. (PS.) [This explanation seems to be given to show that, in the opinion of the author of the PS, اِسْتَبْطَنْتُ الشَّىْءَ in the S means I had, or held, the thing concealed within. ]