Sounding word meaning and definition

[noun] the act of measuring depth of water (usually with a sounding line)
[noun] a measure of the depth of water taken by sounding
[adjective] making or having a sound as specified; used as a combining form; "harsh-sounding"
[adjective] having volume or depth; "sounding brass and a tinkling cymbal"; "the sounding cataract haunted me like a passion"- Wordsworth
[adjective] appearing to be as specified; usually used as combining forms; "left their clothes dirty looking"; "a most disagreeable looking character"; "angry-looking"; "liquid-looking"; "severe-looking policemen on noble horses"; "fine-sounding phrases"; "taken in by high-sounding talk"

\Sound"ing\, a. Making or emitting sound; hence, sonorous; as, sounding words. --Dryden.
\Sound"ing\, n. 1. The act of one who, or that which, sounds (in any of the senses of the several verbs). 2. (Naut.) [From {Sound} to fathom.]
(a) measurement by sounding; also, the depth so ascertained.
(b) Any place or part of the ocean, or other water, where a sounding line will reach the bottom; -- usually in the plural.
(c) The sand, shells, or the like, that are brought up by the sounding lead when it has touched bottom. {Sounding lead}, the plummet at the end of a sounding line. {Sounding line}, a line having a plummet at the end, used in making soundings. {Sounding post} (Mus.), a small post in a violin, violoncello, or similar instrument, set under the bridge as a support, for propagating the sounds to the body of the instrument; -- called also {sound post}. {Sounding rod} (Naut.), a rod used to ascertain the depth of water in a ship's hold. {In soundings}, within the eighty-fathom line. --Ham. Nav. Encyc.

Morse code: ... --- ..- -. -.. .. -. --.