FROM STRONG’S HEBREW DICTIONARY (1890)

Strong’s Hebrew Dictionary (1890) — public domain, printed whole.

tsalal tsaw-lal' — a primitive root (identical with 6749 through the idea of hovering over (compare 6754)); to shade, as twilight or an opaque object:--begin to be dark, shadowing.

see HEBREW for 06749 see HEBREW for 06754