Merriam-Webster Collegiate Dictionary - sen

 biographical name Amartya Kumar 1933- British (Indian-born) economist SEN  I. noun  (plural ~)  Etymology: Japanese  Date: 1875 — see yen at money table  II. noun  (plural ~)  Etymology: Malay, probably from English cent  Date: 1952 — see dollar, ringgit, rupiah at money table  III. noun  (plural ~)  Etymology: Khmer sein, probably from French cent., abbreviation of centime centime  Date: 1964 — see riel at money table  IV. abbreviation  1. ~ate; ~ator  2. ~ior