mani-comb. form
Stress is usually determined by a subsequent element and vowels may be reduced accordingly; see e.g.
manicure n.Origin: A borrowing from Latin. Etymons: Latin mani-, manus.
Etymology: < classical Latin mani-, combining form of manus hand (see manus n.1), occurring in such classical Latin words as manipulus maniple n. and probably manifestus manifest adj., and occasionally used in modern formations such as manicure , maniform . Compare chiro- comb. form and pedi- comb. form.Formations are found from the 19th cent.
This is a new entry (OED Third Edition, September 2000; most recently modified version published online December 2018).