Strong’s Greek
G2402 — hidros
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
ἱδρώς
hidros — pronounced hid-roce'
a strengthened form of a primary idos (sweat): perspiration:--sweat.
1 occurrence in the KJV.
Luke 22:44
And being in an agony he prayed more earnestly: and his sweat was as it were great drops of blood falling down to the ground.