Constellations
From BiblePortal Wikipedia
Morrish Bible Dictionary [1]
The Hebrew word is kesil, and is translated Orion in Job 9:9; Job 38:31; Amos 5:8 . It is supposed to mean the same in Isaiah 13:10 , only there it is in the plural.
International Standard Bible Encyclopedia [2]
kon - ste - lā´shuns ( כּסילים , keṣı̄lı̄m , literally, "Orions"). See Astronomy , II, 11.