غَاصَ فِى المَاءِ

, aorist يَغُوصُ, (S, A, Msb,) verbal noun غَوْصٌ (S, A, K) and مَغَاصٌ and غِيَاصَةٌ and غِيَاصٌ, (K,) He dived in, or descended beneath, the water; (S, A, K;) or entered into the water; (TA;) to fetch out what was in it. (Msb [in my copy of which, the particle فى is omitted, apparently by a slip of the transcriber].)

غِيَاصَةٌ [also] signifies The diving in the sea for pearls; (S;) and غَوْصٌ signifies [the same: or both signify] the fetching out pearls from beneath the water. (Mgh.)

[Hence,] you say also, غَاصَ عَلَى الأَمْرِ, (K,) verbal noun غَوْصٌ, (TA,) (tropical:) [He dived for the thing, or affair, so as to elicit it; or] he knew the thing, or affair. (K, TA.) And غَاصَ عَلَى المَعَانِى حَتَّى بَلَغَ أَقْصَاهَا وَاسْتَخْرَجَ مَا بَعُدَ مِنْهَا وَدَقَّ فَهْمُهُ (tropical:) [He dived for the meanings so that he reached the uttermost of them, and elicited what was remote of them, and the understanding whereof was subtile]. (Msb.) And فُلَانٌ يَغُوصُ عَلَى حَقَايءِقِ العِلْمِ (tropical:) [Such a one dives for the verities of science]. (A, TA.) And مَا أَحْسَنَ غَوْصَهُ عَلَيْهَا (tropical:) [How good is his diving for them!]. (A, TA.) And مَا غَاصَ غَوْصَةً إِلَّا أَخْرَجَ دُرَّةً (tropical:) [He did not dive a single diving but he fetched out what was like a pearl, or a large pearl]. (A, TA.)

You say also, غَاصَ عَلَى الشَّىْءِ, aorist يَغُوصُ, verbal noun غَوْصٌ, He pounced, or came suddenly, or at unawares, upon the thing. (Msb.)