Strong's H7531 · Hebrew

ritspah

rits-paw'

feminine of 7529; a hot stone; also a tessellated pavement

Scholarly Lexicons

Brown-Driver-Briggs (BDB)

 H7531a רִצְפָּה pavement H7531b רִצְפָּה glowing stone (or coal )  

Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain