Strong's Exhaustive Concordance dictionaries from openscriptures/strongs. CC BY-SA 4.0 / Public Domain. Derived from James Strong, S.T.D., LL.D., 1890/1894.
ὀπήopi
Short Definition
a hole (as if for light)
Strong’s Definition
a hole (as if for light), i.e. cavern; by analogy, a spring (of water)