Or qorah {ko-raw'}; from quwr; a rafter (forming trenches as it were); by implication, a roof -- beam, roof.
see HEBREW quwr
H6982. qorah
קוֺרָה noun feminine rafter, beam (properly a thing meeting, fitting into, another); — suffix קֹרָתִי Genesis 19:8 (J) = my roof-tree; plural קֹרוֺת rafters, absolute 2 Chronicles 3:7, construct "" 1 Kings 6:15b (reading ᵐ5 הַסִּמֻּן קוֺרוֺת Th Kit Benz, for קִירוֺת ᵑ0), + 7:7b (reading הַקּוֺרוֺת for הַקַּרְקָ֑ע, see ׳ק); Song of Solomon 1:17 ("" רחיטנו Kt, רָהִיטֵנוּ Qr); more Gen beam, singular absolute קוֺרָה 2 Kings 6:2, 5.