Science Word Parts Page 1 of 8
Science Root WordWorksheet Page 1 of 8
ROOTWORD / DEFINITION / EXAMPLEA-, AN- / WITHOUT, NOT, OPPOSITE / ASEXUAL, ASYMMETRICAL
AB- / AWAY FROM / ABNORMAL, ABDUCTION
-ABLE / CAPABLE OF / VIABLE
-ACEOUS / OF THE NATURE / HERBACEOUS
ACET-, ACETO / VINEGAR / ACETIC ACID
ACIDUS / SHARP, SOUR / ACID
ACOU-, ACU- / HEARING / ACOUSTICS
ACR-, ACRO- / EXTREMITY / ACROMEGALY
AD-, AF- / TO, TOWARD, NEAR / ADAPT, ADDUCTION, ADRENAL
ADIPO- / FAT / ADIPOSE
AER-, AERO- / BREATH, ATMOSPHERIC, AIR / AEROSPACE, AEROBIC
AGORA- / TO ASSEMBLE / AGORAPHOBIA
AGROS- / FIELD / AGROPHOBIA
AL- / TOWARD / ALLURE
ALB- / WHITE / ALBINO, ALBUMIN
-ALG, -ALGIA / PAIN / NEURALGIA
ALTI- / HEIGHT / ALTIMETER
AMBI- / BOTH / AMBIDEXROUS
AMPHI- / TWO, BOTH SIDES / AMPHIBIAN
AN- / NOT, LACKING, WITHOUT / ANAEROBIC
ANA- / UPWARD, BACK, AGAIN / ANAPHASE
ANDRA-, ANDR- / MALE / ANDRAGEN
ANGI-, ANGIO- / VESSEL, FLOWER / ANGIOSPORE, ANGIOSPERM
ANKYLO- / BENT, CROOKED / ANKYLOSAURUS
ANN-, -ENN- / YEAR / ANNUAL, BIENNIAL
ANTE- / BEFORE, IN FRONT OF / ANTERIOR
ANTHROP- / MAN / ANTHROPOLOGY
ANTI- / AGAINST, OPPOSITE / ANTIBODY
-APT- / SUITABLE, SUITED / ADAPTATION
AQUA- / WATER / AQUATIC
ARCHAE-, ARCHE- / ANCIENT / ARCHAEOPTERYX
-ARIUM / PLACE / AQUARIUM
ARTERIO-, ARTER- / ARTERY / ARTERIOSCLEROSIS
ARTH-, ARTHR-, ARTHRO- / JOINT / ARTHROPOD, ARTHRITIS
ASTER-, ASTR- / STAR / ASTEROID
-ASE / ENZYME / LIPASE
-ATE / SHAPED LIKE, DERIVED FROM / STELLATE
ATMO- / VAPOR / ATMOSPHERE
ATOM- / SMALL PARTICLE / ATOMIC
AUDI- / HEARING / AUDIOMETER
ROOTWORD / DEFINITION / EXAMPLE
AUT-, AUTO- / SELF / AUTOBIOGRAPHY
BACTER- / BACTERIA / BACTERIOPHAGE
BARO- / HEAVY / BAROMETER
BI- / TWO, BOTH SIDES / BIPED, BIVALVE
BIBLIO- / BOOK / BIBLIOGRAPHY
BIO-, BIOS- / LIFE / BIOLOGY, BIOCHEMISTRY
-BLAST / GERM, SPROUT, GROWTH / ERYTHROBLAST, BLASTULA
BLEPHAR- / EYELID / BLEPHARITIS
BOTANIKOS / GREEN PLANT / BOTANY
BRACHI-, BRACHIA- / GILL, ARM / BRACHIOLE
BRACHY- / SHORT / BRACHYESOPHAGUS
BRADY- / SLOW / BRADYCARDIA
BRONCH- / TRACHEA, WINDPIPE / BRONCHOSCOPY
BURSA- / SAC / BURSA, BURSITIS
-BYSS / BOTTOM / ABYSS
CAD-, CAS- / TO FALL / CASCADE, DECADENT
CARBO-, CARB- / CARBON / CARBON, CARBONATE
CARCIN- / CANCER / CARCINOGENIC
CARDI-, CARDIA-, CARDIO- / HEART / CARDIAC
CARN- / FLESH / CARNAL, CARNIVORE
CAROTA- / ORANGE / CAROTENE
CAU-, CAUS- / BURN / CAUSTIC
CAV- / HOLLOW / CAVITY
CENT-, CENTI- / 1/100; ONE HUNDREDTH / CENTIMETER
CEPHALO- / HEAD / CEPHALOTHORAX
CENTRO-, CENTR-, CENTRI- / CENTER / CENTROSOME
CEREB-, CEREBRO- / BRAIN / CEREBRUM
CHI- / CROSS / CHIOPTHALMIA
CERVI- / NECK / CERVICAL
CHEMO- / CHEMICAL / CHEMOTHERAPY
CHLORO- / GREEN / CHLOROPLAST
CHONDR-, CHONDRI-, CHONDRO- / CARTILAGE / CHONDRITE, CHONDRICHTHYES
CHROM-, CHROMO- / COLOR, PIGMENT, STAIN / CHROMOSOME, CHROMATIN
CHRONOS- / TIME / CHRONOLOGY
CHRYSO- / GOLD / CHRYSANTHEMUM
-CID-, -CIS- / TO CUT OR ILL / INCISION
-CIDE / KILLER OF / INSECTICIDE, HOMOCIDE
CIRC-, CIRCUM- / AROUND / CIRCULATORY, CIRCUMSCIZE
-CLE, -CULE / SMALL / MOLECULE
-CLINE / SWLANT / INCLINE
CO-, COM-, CON- / WITH, TOGETHER / COMBINE, CONJOINED TWINS
ROOTWORD / DEFINITION / EXAMPLE
COCCI-, COCCUS- / SPHERE SHAPED / DIPLOCOCCUS
COEL- / HOLLOW, CAVITY / COELENTRATE
CONTRA- / AGAINST / CONTRADICT
CORPSE / BODY / CORPSE
-COSTA- / RIB / INTERCOSTAL
CRANI- / SKULL / CRANIUM
CRY-, CRYO- / COLD / CRYOSURGERY
CRYPT- / HIDDEN, CONCEALED / CRYPTOGRAM
CUT- / SKIN / SUBCUTANEOUS
CYANO- / BLUE / CYANOBACTERIA
-CYCLE / CIRCLE / PERICYCLE
-CYST / CAPSULE / NEMATOCYST
CYT-, CYTE-, CYTO- / CELL / CYTOLOGY, CYTOPLASM
-DACTYL- / FINGERS, TOES / POLYDACTYLY
DA-, DAT- / TO GIVE / DATA
DE- / REMOVE / DEHYDRATION
DECID- / TO CUT OFF / DECIDOUS
DECA- / 10; TEN / DECADE
DECI- / 1/10TH; ONE TENTH / DECIMETER
-DEMOS / PEOPLE / EPIDEMIC
DENDR- / TREE / DENDRITE
DENT- / TOOTH / DENTURES
-DERM, DERMA- / SKIN / EPIDERMIS
DESSI- / AWAY FROM / DESSICATE
DI- / TWO / DIPLOID, DIHYBRID, DICOT
DIA- / ACROSS, THROUGH / DIAGONAL, DIALYSIS
DINO- / ARMOR / DINOSAUR
DIPLO- / TWO, DOUBLE, PAIR / DIPLOID NUMBER
DIS- / SEPARATE / DISARTICULATE
DIS- / SICK, ILL / DISEASE
DOC-, DOCT- / TO TEACH / DOCTOR
DOM- / TO RULE / DOMINATE
DU-, DUCT- / TO LEAD / DUCTILE
DYS- / ILL / DYSENTERY
E-, EC- / OUTSIDE FROM, OUT OF / ECOLOGY
ECHINO- / SPINY / ECHINODERM
ECO-, ECOL- / DWELLING, HOUSE / ECOLOGY
ECTO-, EXO- / OUTER, OUTSIDE / ECTODERM
-ECTOMY / REMOVAL / APPENDECTOMY
-EMIA / BLOOD / ANEMIA
EN- / INTO / ENVIRONMENT
ROOTWORD / DEFINITION / EXAMPLE
END-, ENDO- / INNER, INSIDE / ENDODERM
ENTER-, ENTERO- / INTESTINE / ENTERITIS
EPI- / OVER, UPON / EPIDERMIS, EPIPHYTE
-ER / ONE WHO / TEACHER
-ERG-, -URG- / WORK / ENERGY
ERR- / TO WANTER / ERRATIC
ERYTHRO- / RED / ERRYTHROCYTE
EU- / TRUE / EUCARYOTE
EX-, EXO- / OUT / EXOBIOLOGY, EXOSKELETON
EXTRA- / DEYOND, OUTSIDE / EXTRATERRESTRIAL
-FER / BEARER, TO BRING / ROTIFER
-FIC / MAKING, CAUSING / SOPOPHORIC (MAKING SLEEPY)
FISS- / SPLIT / FISSION
FLAGEL- / WHIP / FLAGELLUM
-FORM / RESEMBLANCE / UNIFORM
-FUGE / TO FLEE / CENTRIFUGE
GALACT- / MILKY, MILKY WHITE / GALACTOSE
GAMO- / UNION / GAMETE
GASTRO- / STOMACH / GASTRIC JUICE, GASTROPOD
GEN- / PRODUCES / GENERATE, ANTIGEN
-GENESIS / BIRTH / BIOGENESIS
GENO- / RACE, TYPE / GENEOLOGY, GENOTYPE
GEO- / EARTH / GEOLOGY
-GLOTTOS / LANGUAGE / POLYGLOTTOS
GLYCO- / SUGAR / GLYCOSURIA
-GRAPH, -GRAM / WRITING, A RECORD / BIOGRAPHY, CLIMATOGRAM
GYMNO- / NAKED / GYMNOSPERM
HALO- / SALT / HALIDE
HAPLO- / SINGLE, ONE / HAPLOID NUMBER
HELI-, HELIO- / SUN / HELIUM
HEME-, HEMO- / BLOOD / HEMOGLOBIN
HEMI- / HALF / HEMISPHERE
HERB- / PLANT / HERBACUOS
HEPATO- / LIVER / HEPATIC DUCT
HEPTA- / SEVEN / HEPTAGON
HETERO-, HETER- / OTHER, DIFFERENT / HERTERODOX, HETEROZYGOUS
HEXA- / SIX / HEXAGON
HIST- / TISSUE / HISTOLOGY
HOMEO-, HOMO- / SAME, SIMILAR, LIKE / HOMEOSTASIS, HOMOZYGOUS
HYDR-, HYDRO- / WATER / HYDROGEN, HYDROPONICS
HYPER- / ABOVE, OVER / HYPERACTIVE, HYPERTENSION
ROOTWORD / DEFINITION / EXAMPLE
HYPO- / BELOW, NOT ENOUGH, UNDER / HYPODERMIC
-IA-, -IASIS- / DISEASE / PNEUMONIA
-IBLE / ABILITY / EDIBLE
ICHTHYS- / FISH / ICHTHYOLOGY
-ILE / CAPABLE OF / DUCTILE
INFRA- / BENEATH / INFRARED
INTER- / BETWEEN, AMONG / INTERBREED
INTRA-, INTRO- / WITHIN, INSIDE / INTRACELLULAR
-ISM / CONDITION, THEORY / SOCIALISM
ISO- / SAME, ALIKE, EQUAL / ISOTONIC
-IST / ONE WHO PRACTICES / SCIENTIST, BIOLOGIST
-ITIS / DISEASE, INFLAMATION OF / APPENDICITITIS
-IZE, -ISE / TO MAKE / SPECIALIZE
-JAC-, -JACT-, -JEC- / TO THROW / INJECT
KARY-, KARYO- / NUCLEUS / EUKARYOTE, PROKARYOTE
KILO- / 1000, ONE THOUSAND / KILOMETER
KIN-, KINE- / MOTION, MOVE / KINETIC
LACT-, LAC- / MILK / LACTOSE
-LAT-, -LATUS / TO BRING, TO BEAR / TRANSLATE
-LATERO- / SIDE / BILATERAL
LEUCO- / WHITE, COLORLESS / LEUCOCYTE
LIPO-, LIP- / FAT / LIPID,C46 LIPOSOME
LITH- / STONE / LITHOGRAPH
-LOGOS, -LOGY / STUDY OF / BIOLOGY
-LUC- / LIGHT / TRANSLUCENT
-LUMIN- / LIGHT / BIOLUMINESENCE
-LYS, -LYSO-, -LYSIS / DISSOLVING, DECOMPOSING / HYDROLYSIS
MACRO- / LARGE / MACROMOLECULE
MAGNI- / GREAT / MAGNIFY
MAL- / BAD / MALNUTRITION, MALFORMED
MAN- / HAND / MANICURE
MEDI- / MIDDLE / MEDIAN
MEGA- / VERY LARGE / MEGALITH, MEGASPORE
MELANO- / BLACK / MELANIN
-MERE, -MER / PART, SEGMENT / BLASTOMERE, POLYMER
MESO-, MED- / MIDDLE / MESODERM, MESOGLEA
META- / CHANGE, BEYOND, AFTER / METAMORPHOSIS
-METER / TO MEASURE / UNIT OF MEASUREMENT / SPEEDOMETER
MICRO- / SMALL / MICROBE
MICRO- / 1/1,000,000; ONE MILLIONTH / MICROMETER
MILLI- / 1/1000; ONE THOUSANDTH / MILLIMETER
ROOTWORD / DEFINITION / EXAMPLE
-MISS-, -MITT- / TO SEND / MISSLE, TRANSMIT
MITO- / THREAD / MITOCHONDRION
MON-, MONIT- / TO WARN / MONITOR
MONO- / SINGLE / MONOHYBRID, MONOCOT
MORI-, -MORT- / TO DIE / MORTUARY, IMMORTAL
MORPH-, MORPHO- / FORM / MORPHOLOGY
MULTI- / MANY / MULTCELLULAR, MULTIPLE
MYRMECO- / ANT / MYRMECOS
MYO- / MUSCLE / MYOFIBRIL
NANO- / 1/1,000,000,000; ONE BILLIONTH / NANOMETER
-NAUT / SALIOR / ASTRONAUT
NAV- / SHIP / NAVY
NECRO- / CORPSE, DEAD / NECROSIS
NEMA- / THREAD / NEMACYS
NEO- / NEW / NEONATAL
NEPHR- / KIDNEY / NEPHRON
NEURO- / NERVE / NEURON, NEUROTRANSMITTER
OCULO- / EYE / OCULAR
-OMA / TUMOR, SEWLLING / CARCINOMA
OMNI- / ALL / OMNIVORE
O-, OO- / EGG / OOGENESIS
OPHTH- / EYE / OPHTHALMOLOGY
ORG- / ORGANISM, LIVING THING / ORGANIC, ORGANISM
ORNI- / BIRD / ORNITHOLOGYOAIS
ORTH-, ORTHO- / STRAIGHT / ORTHODONTIST
-OSIS / ACT, CONDITION, DISEASE / ACIDOSIS
OSS-, OSSEO-, OSTEO- / BONE / OSTEOPATHIC
OTO- / EAR / OTITIS
OVI-, OO- / EGG / OVIDUCT
PAC- / PEACE / PACIFIC
PACHY- / THICK / PACHYDERM
PALEO- / OLD / PALEOLITHIC
PARA- / ALONG SIDE, BESIDE, NEAR, ON / PARASITE, PARATHYROID
PATH-, PATHO-, PATHY- / DISEASE / PATHOGEN, PATHOGENIC
PED- / CHILDREN / PEDIATRICIAN
-PED, -POD / FOOT / BIPED, MONOPOD
-PEL / TO DRIVE / EXPEL
PER- / THROUGH / PERMEABLE
PERI- / AROUND / PERICARDIUM
PETRO- / ROCK / PETROLEUM
-PHAGE, -PHAGO / EAT, DESTROY / BACTERIOPHAGE
ROOTWORD / DEFINITION / EXAMPLE
-PHASE / STAGE / TELOPHASE
PHENO- / SHOW, DISPLAY / PHENOTYPE
PHEUMMO- / LUNG, AIR / PNEUMOTHORAX
-PHILE / LOVE / BASOPHILE
-PHILIA / ATTRACTION / HEMOPHILIA
-PHOBE, -PHOBIA / FEAR / AQUAPHOBIA
PHOTO- / LIGHT / PHOTOSYTHESIS, PHOTOGRAPH
-PHYLL / LEAF / CHLOROPHYLL
PHYTA-, PHYTO- / PLANT / PHYTOPLANKTON
PINO- / TO DRINK / PINOCYTOSIS
PLANKT- / TO WANDER / PLANKTON
-PLASM, -PLASMA / FORM / CYTOPLASM
-PLAST / PARTICLE / CHLOROPLAST
-POD, -PED / FOOT / PSEUDOPOD
POLY- / MANY / POLYGON, POLYPEPTIDE
POST- / AFTER / POSTMORUM
PREDA- / PREY / PREDATOR
PRE- / BEFORE / PRECURSOR, PREDICTION
PRO-, PROTO- / FIRST / PROPHASE, PROTOZOAN
PSEUDO- / FALSE / PSEUDOPOD
PSYCHE-, PSYCHO- / SOUL, MIND / PSYCHIATRY
-PTER / WING / DIPTERA
PY-, PYO- / PUS / PYORRHEA
PYRO-, PYRRO- / FIRE / PYRROPHYTA
RE- / AGAIN / REGENERATION
-RENAL / KIDNEY / ADRENAL
RETRO- / BACKWARD, LOCATED BEHIND / RETROPERITONEAL
-RHEA, -RRHEAH / FLOW, DISCHARGE / BIARRHEA
RHINO- / NOSE / RHINOCEROS
RHODO- / RED / RHODOPHYTA
RUPT- / BREAK / RUPTURE
SAPRO- / DEAD / SAPROPHYTE
-SAURUS / LIZARD / DINOSAUR
SCI- / TO KNOW / SCIENCE
SCLERO- / HARD / SCLERODERMA
-SCOPE, -SCOPY / TO SEE / TELESCOPE, MICROSCOPY
-SCRIB, -SCRIPT- / TO WRITE / PERSCRIPTION
SED-, SESS- / TO SIT / SEDENTARY
SEMI- / HALF, PARTIALLY / SEMICIRCULAR, SEMIAQUATIC
-STACE- / BRISTLE / SETACEOUS
SOLV-, SOLUT- / TO LOOSEN / SOLVENT
ROOTWORD / DEFINITION / EXAMPLE
-SOME, -SOMA / BODY / CHROMOSOME
-SONIC / SOUND / HYPERSONIC
-STASIS / STABLE, BALANCE, STOP / HOMEOSTASIS
STOMA-, STOMY- / MOUTH / STOMATA
SUB- / UNDER, BELOW / SUBTERRANEAN, SUBSTRATE
SUPER-, SUPRA- / ABOVE / SUPERSATURATED
SYM-, SYN- / WITH, TOGETHER, BINDING / SYMBIOSIS, SYNAPSE
TAXO- / GROUP / TAXONOMY
TELE- / DISTANCE / TELEPHONE
TELO- / COMPLETE / TELOPHASE
TEMPOR- / TIME / TEMPORARY
TEN-, TENT- / TO HOLD / TENTICLE
TERR- / LAND / TERRITORY
TETRA- / FOUR / TETRAHEDRON,TETRAPOD
THERM- / HEAT / THERMOMETER
-TOMY / TO CUT INTO / CRANIOTOMY, APPENDECTOMY
-TOX-, -TOXIN / POISON / ANTITOXIN
TRANS- / ACROSS / TRANSFORMATION
TRI- / THREE / TRIANGULAR
-TROPH, -TROPHIC / RELATING TO NURISHMENT / AUTOTROPHIC
-TROPIC / MOVEMENT TOWARD / PHOTOTROPIC
ULTRA- / BEYOND, IN EXCESS / ULTRAVIOLET
UNI- / ONE / UNICELLULAR
UR-, -URIA / REFERRING TO URINE / UROLOGY, POLYURIA
URO- / TAIL / UROPOD
VASO- / VESSEL / VASODILATE
VIS- / TO SEE / VISION
VISC- / ORGAN / VISCERA
VIV- / LIVING / VIVIPAROUS
-VORE / TO DEVOUR / CARNIVORE
XANTHO-, XANTHOS- / YELLOW / XANTHOPHYLL
XEROS- / DRY / XEROSCAPE
ZO-, ZOO- / ANIMAL / ZOOLOGY
ZYG- / UNITED / ZYGOTE
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