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Medical Word Parts - Letter: m
Term
Definition
macro-
large
macul/o
spot
mal-
bad, deficient
-malacia
softening
mamm-
breast
mamm/o
breast
mandibul/o
mandible (lower jaw bone)
-mania
obsession with
-masesis
chewing, mastication
mast/o
breast
mastoid/o
rounded protrusion of bone behind the ear
maxill/o
upper jawbone formed from the fusion of two maxillary bones
meat/o
a natural opening
medi/o
middle
medull/o
medulla, marrow
mega-
large, great
-megaly
enlargement
mel/o
limb
melan/o
black, dark
meli-
honey, sugar
men/o
menstruation, menses
mening/o
membranes
ment/o
mind
-mer
smallest unit of a repeating structure, member of a particular group
mer/o
part, partial
mes-
middle, mean
meso-
middle
meta-
beyond, change
-meter
measurement, instrument to measure
method/o
procedure, technique
metr/o
uterus (womb)
-metry
to measure
micro-
small
milli-
one thousandth
-mimesis
imitation, simulation
mio-
smaller
mis/o
opposite, aversion
-mnesia
memory
mogi-
difficult
mon/o
single, one
morph/o
shape, form
mort/o
death
mot-
move
-motor
motion
muc/o
mucus
multi
many, much
muscul/o
muscle
my/o
muscle
myc/o
fungus
myel/o
spinal cord, bone marrow
myocardi/o
myocardium (heart muscle)
myring/o
tympanic membrane (eardrum)
myx/o
mucus