Greek and Latin Roots in Medical and Chemical Terminology

HEDR/O

Side

MER/O

-MER

-MERE

Part, partial

GONI/O

GON/O

-GON

Angle

ERG/O

-URGY

Work

PYR/O

Fire, fever

HYGR/O

Moisture, wet, humidity

THERM/O

-THERM

Heat, temperature

CALOR/O

CAL/O

Heat, calorie

STOICHI/O

Element

PSYCHR/O

Cold

XER/O

Dry

GE/O

Earth, land

AER/O

Air

TOP/O

-TOPE

Place

TROP/O

-TROPE

Turn, change

CIS/O

-CIDE

Cut, kill

TRANS-

Across, through

CIS-

On this side

SESQUI-

One and a half

IS/O

Equal

HOM/O

Same

HETER/O

Different from, other

ENANTI/O

Opposite

ALL/O

Different, other, foreign

NEUTR/O

Neither, neutral

ELECTR/O

Electricity

HOD/O

OD/O

-ODE

Road, path, traveling

MOL/O

MOLECUL/O

Mass, mole

OSM/O

Impulse, push, osmosis

VAL/O

Strength

STERE/O

Solid, three-dimensional

HYDR/O

Water, liquid

HELI/O

Sun

LITH/O

Stone

NITR/O

Nitrogenous

OX/O

Oxygen

NEON/O

NE/O

New, recent

PHOSPH/O

Phosphorus

CHLOR/O

Green

CHROMI/O

CHROM/O

CHROMAT/O

Color

SELENI/O

SELEN/O

Moon, crescent-shaped

BROM/O

Foul-smelling

CRYPT/O

KRYPT/O

Hidden, covered

RHOD/O

Rose, red

XEN/O

Foreign, strange

BAR/O

BARY/O

Weight, pressure

Heavy, dull

OSM/O

odor, smell, osmosis

THALL/O

Young branch, shoot, simple plants (i.e fungi, lichens, algae)

AKTIN/O

ACTIN/O

ray, ray-like, radiation

CARB/O

carbon, carbon dioxide

NATRI/O

NATR/O

Sodium

SILIC/O

Silica

KALI/O

KAL/O

Potassium

CALC/O

calcium, lime/limestone

FERR/O

Iron

ARGENT/O

Silver

CUPR/O

Copper

STANN/O

Tin

AUR/O

Gold

HYDRARGYR/O

Mercury