Meaning

verb reason by deduction; establish by deduction

verb draw from specific cases for more general cases

verb conclude by reasoning; in logic

originFrom Latin inferō, from Latin in- (“in, at, on; into”) + Latin ferō (“bear, carry; suffer”) (cognate to Old English beran, whence English bear), from Proto-Italic *ferō, from Proto-Indo-European *bʰéreti (“to bear, carry”), from the root *bʰer-. Literally “carry forward”, equivalent to “bear in”, as in concluding from a premise. Doublet of inbear.

Etymology from Wiktionary, CC BY-SA 3.0