MACAULAY is a 8 letter word that starts with M.
2. One of the nobility, or certain high officers of state belonging to the noble estate in the national representation of Hungary, and formerly of Poland.
A symbolic mathematics package for commutative algebra, algebraic geometry and cohomology, written in c by Mike Stillman <mike@mssun7.msi.cornell.edu> and Dave Bayer <bayer@cUnixa.columbia.edu> in 1977. Version 3 runs on sun, macintosh and amiga.