Medical Terminology - Prefixes

nat-

• to cut away

• pertaining to birth

• bad, difficult, painful

• fever or fire

pre-

• clumping; stick together

• fungus

• before

• after

peri-

• surrounding

• toward, to, in direction of

• against

• out of

post-

• between or among

• stone

• after

• before

ab-

• under, less, or below

• within

• slow

• away from

dys-

• bad, difficult, painful

• stone

• walk

• out of

hyper-

• fungus

• excessive or increased

• extremities

• disease

sub

• surrounding

• extremities

• under, less, or below

• within

eu-

• between or among

• pertaining to birth

• good, normal, well, or easy

• bad, difficult, painful

inter-

• above or excessive

• plaque or fatty substance

• between or among

• fever or fire