רַעְמָה (raʻmâhrah-maw'noun|femininevibration)
[Heb] רַעְמָה, רַעְמָא ETCBC: רַעְמָה‎ (subs|horse mane) OSHL: t.do.ae TWOT: 2189b GK: H8309, H8310
Derivation: feminine of רַעַם;
Strong's: the mane of a horse (as quivering in the wind)
KJV: thunder.