Lexical Definition

‎שִׁיחוֹר‎ Shîychôwr (shee-khore') Shihor N:N--L
or שִׁחוֹר Shichôwr (sheekhore'); or שִׁחֹר Shichôr (shee-khore'); probably from ‎שָׁחַר‎; dark, i.e. turbid

Shihor, Sihor.

1) a river or canal on east border of Egypt and a branch of the Nile

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
שִׁחֹ֔ר Shihor Isa.23.3
הַשִּׁיח֞וֹר the Shihor Josh.13.3

Brown-Driver-Briggs

Also see: שָׁחַר

‎שִׁיחוֺר‎ proper name, of a river on border of Egypt, probably east branch of Nile; — ‎׳‎‎הַשּׁ‎ Josh 13:3, ‎מִצְרַיִם‎ ‎׳‎‎שׁ‎ 1Chr 13:5 clearly = Nile, ‎זֶרַע שִׁחֹר‎ Isa 23:3 (|| ‎יְאוֺר קְצִיר‎), ‎מֵי שִׁחוֺר‎ Jer 2:18 compare DlPa 311 WilsonHast. DB SHIHOR (usually derived from I. ‎שׁחר‎, as black water, but doubtful).

Brown-Driver-Briggs References

Book Refs
Joshua 13:3
1 Chronicles 13:5
Isaiah 23:3
Jeremiah 2:18