mécanique

mechanical (of or pertaining to a machine); mechanical, lifeless

“laveuse mécanique”

Learned borrowing from Latin mechanicus (“of or belonging to machines”), itself borrowed from Ancient Greek μηχανικός (mēkhanikós, “pertaining to machines”), from μηχανή (mēkhanḗ, “a machine, contrivance”) (whence machine).

mécanique is feminine in French.

mechanics

“mécanique des fluides”

Learned borrowing from Latin mechanicus (“of or belonging to machines”), itself borrowed from Ancient Greek μηχανικός (mēkhanikós, “pertaining to machines”), from μηχανή (mēkhanḗ, “a machine, contrivance”) (whence machine).