(1):
(v. t.) To enter into; to make way into the interior of; to effect an entrance into; to pierce; as, light penetrates darkness.
(2):
(v. i.) To pass; to make way; to pierce. Also used figuratively.
(3):
(v. t.) To affect profoundly through the senses or feelings; to touch with feeling; to make sensible; to move deeply; as, to penetrate one's heart with pity.
(4):
(v. t.) To pierce into by the mind; to arrive at the inner contents or meaning of, as of a mysterious or difficult subject; to comprehend; to understand.
A timeless resource no serious scholar should be without. With more than 75,000 entries, if it is a word used in the Bible, you are sure to find it defined here.Wikipedia
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