Mandrillus sphinx
— Noun
– English
~ baboon of west Africa with a bright red and blue muzzle and blue hindquarters
Mentha spicata
— Noun
– English
~ common garden herb having clusters of small purplish flowers and yielding an oil used as a flavoring
meadow spikemoss
— Noun
– English
~ spikemoss forming dense mats; eastern North America
Mickey Spillane
— Noun
– English
~ United States writer of popular detective novels (born in 1918)
mountain spinach
— Noun
– English
~ Asiatic plant resembling spinach often used as a potherb; naturalized in Europe and North America
medulla spinalis
— Noun
– English
~ a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain; a long tubelike structure extending from the base of the brain through the vertebral canal to the upper lumbar region
money-spinner
— Noun
– English
~ a project that generates a continuous flow of money
Macrozamia spiralis
— Noun
– English
~ large attractive palmlike evergreen cycad of New South Wales
methylated spirit
— Noun
– English
~ ethyl alcohol denatured with methyl alcohol to prevent its use as an alcoholic beverage
meadow spittlebug
— Noun
– English
~ North American insect that severely damages grasses
moon-splashed
— Adjective
– English
~ splashed or covered patchily with moonlight; "the moon-splashed world"
mountain spleenwort
— Noun
– English
~ a spleenwort of eastern North America
maidenhair spleenwort
— Noun
– English
~ small rock-inhabiting fern of northern temperate zone and Hawaii with pinnate fronds
Madeira sponge
— Noun
– English
~ a rich sponge cake with close texture; intended to be eaten with a glass of Madeira wine
maroon-spotted
— Adjective
– English
~ having maroon spots
myrtle spurge
— Noun
– English
~ poisonous Old World spurge; adventive in America; seeds yield a purgative oil
magic square
— Noun
– English
~ a square matrix of n rows and columns; the first n^2 integers are arranged in the cells of the matrix in such a way that the sum of any row or column or diagonal is the same