Medical Terminology N-Z

nano-

1. one billionth; 2. dwarfism (nanism)

narco-

numbness; stupor

naso-

nose

necr-, necro-

death; necrosis

neo-

new; recent

nephr-, nephro-, nephra-

kidney

neur-, neuri-, neuro

nerve; nervous system

nitr-, nitro-

nitrogen

non-

no

normo-

normal; usual

noso-

disease

nucleo-

nucleus

nyct-, nycto-

night; darkness

ob-

against

occipit-, occipito

occiput

octa-, octo-

eight

oculo-

eye

-ode, -oid

form; shape; resemblance

odont-, odonto-

tooth; teeth

-odynia, odyno-

pain

oleo-

oil

olig-, oligo-

few; small

-ology

science of; study of

-oma

tumor

omo-

shoulder

omphal-, omphalo-

navel

onco-

tumor; swelling; mass

oo-, ovi-, ovo-

egg; ovum

oophor-, oophoro-, oophoron-

ovary

opthalm-, opthalmo-

eye

-opia

vision

opisth-, opistho-

backward

-opsy

view of

optico-, opto

eye; vision

orchi-, orchid-, orchido-

testicle

-orexia

appetite

oro-

mouth

orth-, ortho

straight; correct; normal; in proper order

os-

mouth; bone

oscheo-

scrotum

-ose

1. carbohydrate 2. primary alteration of protein

-osis

condition; status; process; abnormal increase

osmo-

1. odor; smell. 2. impulse. 3. osmosis.

oste-, osteo-

bone

-ostomosis, -ostomy, -stomosis, -stomy

a created mouth or outlet

ot-, oto-

ear

-otomy

cutting

-ous

1. possesing; full of. 2. peratining to

ox-

oxygen

pach-, pachy

thick

pan-

all; entire

pant-, panto-

all or the whole of something

papulo-

pimple; papule

para-, -para

1. prefix: near; alongside of; departure from normal

2. suffix: bearing offspring

patell-, patello-

patella; kneecap

path-, patho-, -path, -pathic, -pathy

disease; suffering

ped-, pedi-, pedo-

foot

pedia-

child

pedicul-, pediculo-

louse; lice

-penia

decrease from normal; deficiency

pent-, penta-

five

-pepsia

digestion

per-

throughout; through; utterly, intense

peri-

around; about

perineo-

perineum

peritineo-

peritoneum

-pexy

surgical fixation

phag-, phago-

eating; ingestion; devouring

phalang-, phalango-

phalanges; bones of the fingers and toes

phall-

penis

pharmaco-

drug; medicine

pharyng-, pharyngo-

pharynx

-phasia

speech

-phil, -philia, -philic

love for; tendency toward; craving for

phlebo-

vein

-phobia

abnormal fear or aversion

phono-

sound; voice

-phoresis

transmission

photo-

light

phren-, phreno-, -phrenia

1. mind 2. diaphragm

-phylaxis

protection

physico-

physical; natural

physio-

pertaining to nature

physo-

air; gas

phyt-, phyto-

plant; something that grows

-piesis

pressure

-plakia

plaque

-plasia

growth; cellular proliferation

plasm-, -plasm

1. prefix: living substance or tissue 2. suffix: to mold

-plastic

1. molded. 2. restoration of lost or badly formed features

platy-

broad

-plegia

paralysis; stroke

pleur-, pleuro-

pleura; side; rib

-ploid

chromosome pairs of a specific number

plur-, pluri-

several; more

pneo-

breath; breathing

pneum-, pneuma-, pneumato-

air; gas; respiration

pneumo-, pneumono-

air; lung

pod-, podo-

foot

poikil-, poikilo-

varied; irregular