Roots, Prefixes & Suffixes
P
pachy- | thick [prefix] |
palat/o | palate |
palpit/o | throb, flutter |
pan- | all [prefix] |
pancreat/o | pancreas |
papill/o | nipple, papilla |
papul/o | papule, pimple |
para | has given birth |
para- | beside, near [prefix] |
-paresis | weakness, slight paralysis [suffix] |
patell/o | patella (knee) |
path/o | disease |
-pathy | disease [suffix] |
pector/o | chest |
ped(i/o) | child, foot |
pelv(i/o) | pelvis |
-penia | deficiency [suffix] |
-pepsia | digestion [suffix] |
pept/o | digest |
per- | through [prefix] |
peri- | around [prefix] |
perine/o | perineum |
peritone/o | peritoneum |
peta- | quadrillion [prefix] |
-pexy | fixation (surgical) [suffix] |
phac/o | lens (eye) |
phag/o | eat, ingest |
-phagia | eating, ingestion [suffix] |
phak/o | lens (eye) |
phalang/o | finger or toe bone (phalanges) |
phall/o | penis |
pharmac/o | drug |
pharyng/o | pharynx, throat |
phas/o | speech |
-phasia | speech [suffix] |
phen/o | show |
-pheresis | removal [suffix] |
-phil(ia) | affinity for, attraction [suffix] |
phleb/o | vein |
phob/o | fear, aversion to |
-phobia | fear, aversion to [suffix] |
phon/o | sound, voice |
-phoresis | transmit, carry [suffix] |
phos | light |
phot/o | light |
-phragm | separation, wall [suffix] |
phren/o | diaphragm |
-phylaxis | protection, prevention [suffix] |
physi/o | function, natural |
physic/o | natural |
-physis | growth [suffix] |
-phyte | plant [suffix] |
pico- | one trillionth [prefix] |
pil/o | hair |
pineal/o | pineal gland |
pituitar/o | pituitary (gland) |
-plakia | plaque [suffix] |
-plasia | formation, growth [suffix] |
-plasm | formation, thing formed [suffix] |
plasm/o | plasma, formative |
-plast | formation, cell [suffix] |
-plasty | surgical repair [suffix] |
-plegia | paralysis [suffix] |
pleur(a/o) | pleura |
-pnea | breathing [suffix] |
pneum(a/o) | air, lung |
pneumon/o | lung, breath |
pod/o | foot |
-poiesis | formation [suffix] |
poli/o | gray (Gr. polios) |
poly- | many, much [prefix] |
poly- | many [prefix] |
por- | opening, passage through [prefix] |
post- | after; behind [prefix] |
poster/o | back, towards back |
-praxia | activity [suffix] |
pre- | before, in front of (time or place) [prefix] |
presby- | old age |
primi- | first [prefix] |
pro- | before, in front of (time or place) [prefix] |
proct/o | anus, rectum |
prostat/o | prostate (gland) |
prot(o)- | first [prefix] |
proxim/o | near, proximal to |
prurit/o | itching (pruritus) |
pseudo- | false [prefix] |
psych/o | mind |
-ptosis | prolapse, drooping [suffix] |
-ptysis | spitting [suffix] |
pub/o | pubis |
pulm/o | lung |
pulmon/o | lung |
pupill/o | pupil |
purpur/o | purple (Gr. purphura) |
py/o | pus |
pyel/o | renal pelvis |
pylor/o | pylorus |
pyr/o | fever, heat |
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Gr. Greek origin. L. Latin origin.
This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. The definitions on this page should not be considered complete.