ψιθύρισμα

ατος, τό
A. whispering, ψ. τὸ ναυτικόν AP 9.546 (Antiphil.); δόλια ψ. ib. 3.3 (Inscr.Cyzic.).
2. any low whispering noise, as of trees rustling, Theoc. 1.1.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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