v., sound·ed, sound·ing, sounds. v.tr.
- To measure the depth of (water), especially by means of a weighted line; fathom.
- To try to learn the attitudes or opinions of: sounded out her feelings.
- To probe (a body cavity) with a sound.
- To measure depth.
- To dive swiftly downward. Used of a whale or fish.
- To look into a possibility; investigate.
An instrument used to examine or explore body cavities, as for foreign bodies or other abnormalities, or to dilate strictures in them.
[Middle English sounden, from Old French sonder, from sonde, sounding line, probably of Germanic origin.]
soundable sound'a·ble adj.




