Pent/a-

five

Peps/o-

digestion

Per-

through

Peri-

around

Perine/o-

base or floor

Periton/e-

that which holds the lower viscera

Peroneo-

pin or concerning the lower outside leg bone

Pes

foot

Petech/i-

small

Petit

little illness

Petro-

rock, stone, hard

Phago-

eat, eating, perverse appetite

Phalang/o-

close-knit row (fingers and toes)

Pharmac/o-

drug relationship, to drug, medicine

Pharyng/o-

throat

Phas/o-

speech or speaking

-phase

stage

-pheresis

withdraw or to separate

-phile

love of, to love, love for

Phim/o-

to muzzle or muzzling

Phleb/o-

vein

Phob/o-

fear

Phoc/o-

seal

Phon/o-

voice or sound

Phor/o-

feeling (mental)

-phoresis

migration, transport, move, or carry

Phot/o-

light

Phrag/o-

wall or partition

Phraso-

speech or talk

-phraxia

stoppage or obstruction

Phren/o-

mind or diaphragm

-phylaxis

protection or guard

Physi/o-

function of or nature of

-physis

growth or nature of

Phyto-

plant

Pia-

gentle

Pil/o-

hair

Pinn/a-

feather or feather-like

Pituit/o-

phlegm or glue-like mucus

Pityr/i-

bran (cereal-like scales on skin)

Placent/a-

cake

-plakia

plate or plate-like

Plan/o-

flat or a plane

Plant/o-

sole of foot

Plas-

growth, development, formation

-pleg/ia

paralysis

Pleur/o-

side or rib

-plexy

paralysis

-pnea

breathe or breathing

Pneum/o-

lung, air, respiration

-poie/sis

to make, form, produce

Poikil/o-

irregular or varied shape

Poli/o-

gray

Polllex-

thumb

Poly-

many

Pons

bridge

Por/o-

cavity or passage (porous)

Post-

after or behind

-pox

pits

Prand/i-

meal or breakfast

-prax/ia

movement or action

Pre-

before

Prepuce

foreskin or hood

Presbyo-

old

Prim/i-

first

Pro-

before

Proct/o-

rectum or anus

Prone-

to bend forward

Propri/o-

property (nerve stimuli or information)

Prostat/o-

one who lies before

Prot/o-

first

Proxim/o-

close or closest

Prur/i-

itch or itching

Pseud/o-

false

Psoas

loin or lumbar

Psor/i-

to itch

Psych/o-

mind

Pteryg/o-

winged

-ptosis

to drop, fall, displace

-ptysis

spitting or spit

Pub/o-

pubis or pubic

Pulmon/o-

lung

Pulp/o-

solid flesh

Pupill/o-

pupil

Purpur/o-

purple

Pyel/o-

pelvis or kidney

Pykn/o-

thick, dense, compact

Pyl/o-

gatekeeper

Pyo-

pus

Pyret/o-

fever

Quadr/i-

four

Quint/i-

five

Radi/o-

ray, spoke, X-ray, radioactivity

Radic/o-

nerve root or spinal nerve

Ray-

spoke or wave length

Re-

again

Rect/o-

rectum or straight

Ren/o-

kidney

Reticul/o-

network

Retina

net or net-like

Retr/o-

back of, behind, backward, after

Rhachi/o-

jointed vertebrae, spine, spinal column

Rheumat/o-

discharge or flow through

Rhin/o-

nose

Rhomb/o-

parallelogram or diamond-shaped

Rhytid/o-

wrinkles

Ricketts/ia-

bacteria discovered by Howard Ricketts/refers to

Roent/o-

x-ray

Rotat/o-

to turn or swing around

-rrhythm

rhythm or contraction

Rube/o-

red

Rug/a-

folds

Sacchar/o-

sugar

Sacr/o-

saucer or sacred bone

Sagitt/o-

arrow or arrow-like

Saliv/o-

spit

Salping/o-

tube, duct, canal

Sarc/o-

fleshy

Scab/o-

to itch

Scapul/o-

shoulder blade

Schiz/o-

split or splitting

Scler/o-

hardening

Scoli/o-

crooked or twisted

-scope

an instrument that examines or views

-scopy

to examine or view

Scot/o-

darkness

Scrot/o-

sac or pouch

Scurvy

to scratch

Seb/o-

oil

Secreto-

separating or to separate

Sect/o-

to cut

Semi-

half

Semin/o-

seed or seed producer

Senil/e-

old

Sept/a-

partition or wall

Sept/i-

seventh

Sept/o-

poison, infection, decay, putrefy

Sial/o-

saliva or spit

Sider/o-

iron

Silic/o-

silicon carbon particles

Sin/o-

cavity

Sinistr/o-

to the left or left

Skelet/o-

dried up or to attach

Sole-

the sole of the foot

-sol

in solution or solution

Som/o-

body

Somn/o-

sleep

Son/o-

sound

Spad/i-

to tear

-spasm

involuntary contraction