Greek and Latin Medical Terms

PHRAGM/O (frăg-maō); PHRAGMAT/O (frăg-ma-tō); -EMPHRAXIS (ĕm-frăks-ĭs)

Obstruction, wall

TRACH/O (tră-kō); TRACHY- (trā-kĭ)

Rough

ALVEOL/O (al-vē-ŏ-lō); ALVE/O (al-vē-ō)

Alveolus, cavity, socket, sac

ANTR/O (an-trō)

Cave; cavity or sinus

BRONCHIOL/O (brong-kē-ō-lō)

Bronchiole

BRONCH/O (brŏng-kō)

Bronchus

DIAPHRAGM/O (dī-ă-frăg-mō); DIAPHRAGMAT/O (dī-ă-frăg-ma-tō)

Diaphragm

EPIGLOTT/O (ĕp-ĭ-glŏ-tō); EPIGLOTTID/O (ĕp-ĭ-glŏt-ĭd-ō)

Epiglottis

LARYNG/O (lăr-ĭn-gō); LARYNX (lar-ingks)

Voice box, larynx

MEDIASTIN/O (mē-dē-ăs-tī-nō); -MEDIASTINUM (mē-dē-ăs-tī-nŭm)

Mediastinum

NAR/I (nar-ē)

Nostril

PHARYNG/O (fă-ring-gō); -PHARYNX (far-ingks)

Throat, pharynx

PLEUR/O (ploo-rō)

Pleura, rib, side

SIN/O (sīn-ō)

Curve; cavity, socket, or sinus

TRACHE/O (trā-kē-ō)

Trachea

THORAC/O (thō-ră-kō); -THORAX (thōr-aks)

Thorax

PULM/O (pŭl-mō); PULMON/O (pul-mŏ-nō)

Lung

STETH/O (steth-ō)

Chest

LOB/O (lō-bō)

Lobe, pod

PHREN/O (frĕ-nō)

Mind, diaphragm, phrenic nerve

GLOSS/O (glos-ō); GLOTT/O (glŏ-tō); -GLOT (glŏt)

Tongue, vocal cord

HIL/O (hī-lō)

Hilum

NAS/O (nā-zō)

Nose

PECTOR/O (pek-tŏ-rō)

Chest

PNEUM/O (nū-mō); PNEUMON/O (noo-mŏ-nō)

Lung

RHIN/O (rī-nō)

Nose

TRACHEL/O (trak-ĕ-lō)

Neck, cervix

AETHER/O (ēth-ĕr-ō); ETHER/O (ēth-ĕr-ō)

Ether

ANEM/O (a-nĕ-mō)

Wind

ATM/O (at-mō)

Vapor, air, gas

CAPN/O (kap-nō)

Carbon dioxide, smoke

PHYS/O (fī-sō)

Air, gas, air bubble

PLATY- (plă-tĭ); PLAT/O (plă-tō)

Flat, broad

PNEUM/O (nū-mō); PNEUMAT/O (nū-măt-ō)

Wind, gas, air

PNE/O (p-nē-ō); -PNOEA (p-nē-ă); -PNEA (p-nē-ă)

Breath, breathing

NEBUL/O (neb-yŭ-lō)

Cloud, cloud-like, mist

SPIR/O (spī-rō); SPIRAT/O (s-pĭ-rāt-ō)

Breath, breathing

CARB/O (kăr-bō); CARBON/O (kar-bŏ-nō)

Carbon dioxide, carbon

AER/O (ar-ō)

Air

ORTH/O (or-thō)

Upright, straight, correct, normal

BRADY- (brād-ē)

Slow

HAL/O (hāl-ō); HALIT/O (hăl-ĭ-tō)

Breath, breathing

ASTHM/O (az-mō); ASTHMAT/O (az-mă-tō)

Asthma

ATEL/O (at-ĕl-ō)

Incomplete, imperfect

BLENN/O (blĕn-ō)

Mucus

CONI/O (kō-nē-ō)

Dust

PHLEGMAT/O (fleg-ma-tō)

Phlegm

PHLEGMON/O (flĕg-mŏn-ō)

Inflammation

PHTHISI/O (thĭ-sĭ-ō); -PHTHISIS (f-thĭ-sĭs)

Wasting, tuberculosis

PTYAL/O (tī-ăl-ō); -PTYSIS (ptĭ-sĭs)

Spit, spitting

AUSCULTAT/O (os-kŭl-tāt-ō)

To listen

'-LOQUY (lō-kwē)

Voice, speech

MUC/O (mū-kō)

Mucus

SPUT/O (spū-tō)

Sputum, spit

TUBERCUL/O (tū-bĕr-kū-lō)

Tubercle, tuberculosis

TUSS/O (tŭs-sō); -TUSSIS (tŭs-ĭs)

A cough, coughing

PY/O (pī-ō)

Pus

SPASM/O (spaz-mō); SPAST/O (spas-tō); SPASMOD/O (spaz-mŏ-dō); ‐SPASM (spazm)

Convulsion, spasm

'-ECTASIS (ek-tă-sĭs); -ECTASIA (ek-tā-zhē-ă)

Dilation, expansion

'-STAXIS (stăk-sĭs)

Dripping, oozing

FUS/O (fū-sō)

A pouring, melting

PHON/O (fŏ-nō)

Sound, voice

CHORD/O (kor-dō)

Cord, tendon

'-EMIA (ē-mē-ă)

Condition of blood

AORT/O (ā-or-tō)

Aorta

ARC/O (ar-kō)

Arch, a curved structure, a bow

ARTERIOL/O (ar-tēr-ē-ō-lō)

Arteriole

ATRI/O (ā-trē-ō)

Atrium (a chamber of the heart), a central room

CAPILLAR/O (kap-ĭ-ler-ō)

Capillary

CAROTID/O (kă-rot-ĭd-ō)

Carotid

CRESC/O (kres-ō)

Increasing, crescent

CUSPID/O (kŭs-pĭ-dō)

Cuspid, point

FURC/O (fŭr-kō); FURCAT/O (fŭr-kā-tō)

A forking, splitting

JUGUL/O (jŭg-yŭ-lō)

Jugular vein, throat

LUN/O (loo-nō)

Moon

MITR/O (mī′trō)

Mitral valve

OSTI/O (os-tē-ō)

Orifice, opening

PARIET/O (pă-rī-ĕt-ō)

Wall

PORT/O (port-ō)

Gate, entrance (Port of entry of a vessel/nerve into an organ)

RET/O (rē-tō)

Net, network

SAPHEN/O (săf-ĕ-nō)

Saphenous vein

SEPT/O (sĕp-tō)

A wall dividing two cavities

VALV/O (val-vot-ō)

Valve

VALVUL/O (val-vyŭ-lō)

Valvule

VENUL/O (ven-yŭ-lō)

Venule

VISCER/O (vis-ĕ-rō)

Organ

PLEX/O (plek-sō)

Plexus (network of vessels or nerves), to plait, interweave

RAM/O (rā-mō)

Ramus (a branching of vessels), branch

VENTRICUL/O (ven-trik-yŭ-lō)

Ventricle, cavity

LUMIN/O (loo-mĭ-nō)

Light, lumen (the open space in a vessel)

CARDI/O (kard-ē-ō)

Heart, the cardiac sphincter of the stomach

CORD/O (kor-dō)

Heart

VAS/O (vā-zō); VASCUL/O (vas-kyŭ-lō)

Vessel (carrying fluids)

PULM/O (pŭl-mō); PULMON/O (pul-mŏ-nō)

Lung

ANGI/O (an-jē-ō)

Vessel

CORON/O (kor-ō-nō)

On the coronal suture of the skull, crown, coronary arteries

ANEURYSM/O (an-yŭ-rizm-ō)

Abnormal widening of a vessel

ATHER/O (ath-ĕ-rō)

Fatty plaque

DIASTOL/O (dī-as-tŏ-lō)

Expansion

EURY- (ū-rē)

Wide