Headway
来自Big Physics
Safin（讨论 | 贡献）2022年4月28日 (四) 02:43的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/headway ref] Partly from [https://en.wikipedia.org/wiki/Middle_English Middle English] ha…”的新页面）
wiktionary
Partly from Middle English hauedwei, from Old English hēafodweġ(“head-road, main-road”), equivalent to head + way; partly as a shortening of ahead-way, the source of the nautical sense.
etymonline
headway (n.)
c. 1300, "main road, highway," from Old English heafodweg; see head (adj.) + way (n.). Sense of "motion forward" first attested 1748, short for ahead-way; ultimately nautical (compare leeway).
