FROM STRONG’S HEBREW DICTIONARY (1890)

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

gay' gah'-ee — or (shortened) gay {gah'-ee}; probably (by transmutation) from the same root as 1466 (abbreviated); a gorge (from its lofty sides; hence, narrow, but not a gully or winter-torrent):--valley.

see HEBREW for 01466