English
timecourse
From time + course.
Proto-Indo-European *deh₂y- ‘to divide’
…
Proto-Germanic *tīmô ‘division, period; time’
Proto-West Germanic *tīmō
Old English tīma ‘time, period’
Middle English tyme
English time
Proto-Indo-European *ḱers- ‘to run’
…
Latin currō ‘run’
Latin cursus ‘course of a race’
Old French cours ‘route’
Middle English cours ‘a course or path’
English course
Today it means
noun The variation of a quantity over time.
Sources
Sources: Wiktionary, “timecourse”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / timecourse