Strong's Definition
feminine from 1826; quiet
KJV Usage: calm, silence, still
STEPBible — Tyndale Abridged Hebrew Lexicon
דְּמָמָה (de.ma.mah) — silence. whisper, calm
UBS Dictionary of Biblical Hebrew
noun f · דמם
Non-Speak | Sounds
silence, whisper = a soft, hushed sound, if any sound at all, ≈ signifying the opposite of the loud noise produced by a storm, thunder, earthquakes etc.
UBS Dictionary of Biblical Hebrew © United Bible Societies, licensed CC BY-SA 4.0.
Brown-Driver-Briggs Hebrew Lexicon
דְּמָמָה n.f. (silence) whisper base