Strong’s Greek
G644 — aposkiasma
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἀποσκίασμα
aposkiasma — pronounced ap-os-kee'-as-mah
from a compound of 575 and a derivative of 4639; a shading off, i.e. obscuration:--shadow. see GREEK for 575 see GREEK for 4639
1 occurrence in the KJV.
James 1:17
Every good gift and every perfect gift is from above, and cometh down from the Father of lights, with whom is no variableness, neither shadow of turning.