ECHO SOUNDING
\ˈɛkə͡ʊ sˈa͡ʊndɪŋ], \ˈɛkəʊ sˈaʊndɪŋ], \ˈɛ_k_əʊ s_ˈaʊ_n_d_ɪ_ŋ]\
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By Princeton University
Word of the day
hydromorphic
- [Greek] Structurally adapted to an aquatic environment, as organs of water plants.