English
endmill
From end + mill.
Proto-Indo-European *h₂ent- ‘face, forehead, front’
…
Proto-Germanic *andijaz ‘end’
Proto-West Germanic *andī ‘end’
Old English ende ‘end’
Middle English ende ‘end’
English end
Latin molō ‘to grind’
Late Latin molīna ‘mill’
Proto-West Germanic *mulīnu ‘mill’
Old English mylen
Middle English mylne ‘mill’
English mill
Today it means
noun A type of milling machine: a cutter (cutting tool used in machining) with cutting edges on both the end and sides.
Language periods are conventional ranges, not dates for this word.
Etymograph / endmill