Strong’s Greek
G2960 — kuriakos
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
κυριακός
kuriakos — pronounced koo-ree-ak-os'
from 2962; belonging to the Lord (Jehovah or Jesus):--Lord's. see GREEK for 2962
2 occurrences in the KJV.
1 Corinthians 11:20
When ye come together therefore into one place, this is not to eat the Lord’s supper.
Revelation 1:10
I was in the Spirit on the Lord’s day, and heard behind me a great voice, as of a trumpet,