Strong’s Greek
G1105 — gnophos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
γνόφος
gnophos — pronounced gnof'-os
akin to 3509; gloom (as of a storm):--blackness. see GREEK for 3509
1 occurrence in the KJV.
Hebrews 12:18
For ye are not come unto the mount that might be touched, and that burned with fire, nor unto blackness, and darkness, and tempest,