after-tax

The compound adjective "after-tax" is a modern financial term built from two native English elements. "After" is a fundamental preposition of temporal and spatial sequence from Proto-Germanic, while "tax" entered English from the Latin taxare via Norman French, originally carrying a sense of assessment or charge. The compound's logic is transparently literal, directly combining the concept of temporal subsequence ("after") with the specific financial event ("tax") to denote any calculation or amount that follows the deduction of levies. This formation exemplifies how English creates precise technical terminology by combining a versatile native preposition with a borrowed nominal root to specify a sequential financial state.

Structure: after (following) + tax (levy) - after: From Old English æfter, meaning "behind in place, later in time." It functions as a preposition/adverb/adjective in compounds, indicating subsequence. - tax: From Latin taxare ("to appraise, handle, censure"), via Old French taxer. It functions as a noun in this compound, referring to a compulsory financial charge.