What is another word for sounding line?
Pronunciation: [sˈa͡ʊndɪŋ lˈa͡ɪn] (IPA) 
Sounding line is an essential tool that is commonly used in marine navigation to measure the depth of water. However, there are also several synonyms for this word that you might come across. Some possible synonyms for sounding line include lead line, plumb line, deep-sea sounder, and bathometer. A lead line is a kind of sounding line that carries a lead weight at its end and is thrown to the water to measure the depth. Similarly, plumb line refers to a line with a weight attached to it, used to test vertical alignment. On the other hand, a deep-sea sounder is an electronic device used to measure water depth. Lastly, a bathometer is an instrument that measures the depth of water in a lake or sea.
