Mane pr., mane primo, early in the morning.
Man., manipulus, a handful.
Min., minimum, a minim, the 60th part of a drachm measure.
M. P., massa pilularum, a pill mass.
M.R., mistura, a mixture.
Mic. pan., mica panis, crumb of bread.
Mitt., mitte, send; mittantur, let them be sent.
Mitt. sang. ad ℥xij, mitte sanguinem ad ℥xij, take blood to twelve ounces.
Mod. præscr., modo præscripto, in the manner directed.
Mor. dict., more dicto, in the way ordered.