Strong’s Greek
G2738 — kauma
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
καῦμα
kauma — pronounced kow'-mah
from 2545; properly, a burn (concretely), but used (abstractly) of a glow:--heat. see GREEK for 2545
2 occurrences in the KJV.
Revelation 7:16
They shall hunger no more, neither thirst any more; neither shall the sun light on them, nor any heat.
Revelation 16:9
And men were scorched with great heat, and blasphemed the name of God, which hath power over these plagues: and they repented not to give him glory.