The same as kciyl; any notable constellation; specifically Orion (as if a burly one) -- constellation, Orion.
see HEBREW kciyl
H3685. Kesil
II. כְּסִיל noun masculine Orion (relation to above √ obscure); — Amos 5:8; Job 9:9; also כ ׳משְׁכוֺת תְּפַתֵּחַ 38:31 the cords of Orion wilt (canst) thou let out ? (apparently some mythological allusion, see Di Che, to giant bound in skies; compare Homer 'Ωρίωνα δοκεύει, and σθέηος Ὠρίωνος); both times associated with the Pleiades; suffix כְּסִילֵיהֶם their Orions Isaiah 13:10, Orion and other constellations of the same brilliancy.