Medical Term. Word Roots

Front 1

trich/o

Back 1

Hair

Front 2

pil/o

Back 2

Hair

Front 3

ocul/o

Back 3

Eye

Front 4

opthalm/o

Back 4

Eye

Front 5

nas/o

Back 5

Nose

Front 6

rhin/o

Back 6

Nose

Front 7

Or/o

Back 7

Mouth

Front 8

Stomat/o

Back 8

Mouth

Front 9

Thorac/o

Back 9

Chest

Front 10

Cardi/o

Back 10

Heart

Front 11

Crin/o

Back 11

To secrete

Front 12

Dermat/o

Back 12

Skin

Front 13

Esthesi/o

Back 13

Feeling or sensation

Front 14

Gastr/o

Back 14

Stomach, Intestines

Front 15

Enter/o

Back 15

Stomach, Intestines

Front 16

Ger/a

Back 16

Elderly

Front 17

Ger/o

Back 17

Elderly

Front 18

Geront/o

Back 18

Elderly

Front 19

Gynec/o

Back 19

Female

Front 20

Immun/o

Back 20

Immune

Front 21

Ne/o

Back 21

New, birth

Front 22

Nat/o

Back 22

New, birth

Front 23

Neur/o

Back 23

Nerve

Front 24

Obstetr/o

Back 24

Midwife

Front 25

Onc/o

Back 25

Tumor

Front 26

Ophthalm/o

Back 26

Eye

Front 27

Orth/o

Back 27

Straight

Front 28

Ped/o

Back 28

Child

Front 29

Path/o

Back 29

Disease

Front 30

Ped/o

Back 30

Foot

Front 31

Psych/o

Back 31

Mind

Front 32

Radi/o

Back 32

Radiation (or radius)

Front 33

Rheumat/o

Back 33

Rheumatism

Front 34

Ur/o

Back 34

Urinary tract (or urine)

Front 35

Melan/o

Back 35

Black

Front 36

Amni/o

Back 36

Amnion

Front 37

Uter/o

Back 37

Uterus

Front 38

Aden/o

Back 38

Gland

Front 39

Angi/o

Back 39

Vessel

Front 40

Append/o

Back 40

Appendix

Front 41

Appendic/o

Back 41

Appendix

Front 42

Bi/o

Back 42

Life or living

Front 43

Blephar/o

Back 43

Eyelid

Front 44

Cerebr/o

Back 44

Brain

Front 45

Encephal/o

Back 45

Brain

Front 46

Chir/o

Back 46

Hand

Front 47

Col/o

Back 47

Colon or large intestine

Front 48

Cutane/o

Back 48

Skin

Front 49

Cutane/o

Back 49

Skin

Front 50

Faci/o

Back 50

Face

Front 51

Hepat/o

Back 51

Liver

Front 52

Mamm/o

Back 52

Breast

Front 53

Mast/o

Back 53

Breast

Front 54

Muscul/o

Back 54

Muscle

Front 55

My/o

Back 55

Muscle

Front 56

Myel/o

Back 56

Bone marrow or spinal cord

Front 57

Oste/o

Back 57

Bone

Front 58

Pulm/o

Back 58

Lungs

Front 59

Pulmon/o

Back 59

Lungs

Front 60

Pneum/o

Back 60

Lungs

Front 61

Pmeumon/o

Back 61

Lungs

Front 62

Tonsill/o

Back 62

Tonsil

Front 63

Trache/o

Back 63

Trachea (windpipe)

Front 64

Lymph/o

Back 64

Lymph, lymphatics

Front 65

Lymphat/o

Back 65

Lymphatics

Front 66

Carcin/o

Back 66

Cancer

Front 67

Adip/o

Back 67

Fat

Front 68

Lip/o

Back 68

Fat

Front 69

Amyl/o

Back 69

Starch

Front 70

Glyc/o

Back 70

Sugar

Front 71

Hemat/o

Back 71

Blood

Front 72

Lact/o

Back 72

Milk

Front 73

Lith/o

Back 73

Stone

Front 74

Muc/o

Back 74

Mucus

Front 75

Prote/o

Back 75

Protein

Front 76

Protein/o

Back 76

Protein

Front 77

Pyr/o

Back 77

Fire

Front 78

Alb/o

Back 78

White

Front 79

Albin/o

Back 79

White

Front 80

Leuk/o

Back 80

White

Front 81

Leuc/o

Back 81

White

Front 82

Chlor/o

Back 82

Green

Front 83

Cyan/o

Back 83

Blue

Front 84

Erythr/o

Back 84

Red

Front 85

Xanth/o

Back 85

Yellow

Front 86

Cyt/o

Back 86

Cell

Front 87

Gen/o

Back 87

Beginning, origin (sometimes genes)

Front 88

Gram/o

Back 88

To record

Front 89

Kinesi/o

Back 89

Movement, motion

Front 90

Leps/o

Back 90

Seizure

Front 91

Lys/o

Back 91

Destruction, dissolving

Front 92

Corpor/o

Back 92

Body

Front 93

Ven/o

Back 93

Vein

Front 94

Malac/o

Back 94

Soft, softening, abnormal softening

Front 95

megal/o

Back 95

Large, enlarged, enlargement

Front 96

Phag/o

Back 96

Eat, ingest

Front 97

Electr/o

Back 97

Electric

Front 98

Aer/o

Back 98

Air

Front 99

Blast/o

Back 99

Embryonic form

Front 100

Blast/o

Back 100

Embryonic form

Front 101

Cry/o

Back 101

Cold

Front 102

Crypt/o

Back 102

Hidden

Front 103

Dips/o

Back 103

Thirst

Front 104

Fibr/o

Back 104

Fiber

Front 105

Hist/o

Back 105

Tissue

Front 106

Myc/o

Back 106

Fungus

Front 107

Narc/o

Back 107

Stupor

Front 108

Necr/o

Back 108

Dead

Front 109

Optic/o

Back 109

Vision

Front 110

Opt/o

Back 110

Vision

Front 111

Phon/o

Back 111

Voice

Front 112

Phot/o

Back 112

Light

Front 113

Py/o

Back 113

Pus

Front 114

Therm/o

Back 114

Heat

Front 115

Steth/o

Back 115

Chest

Front 116

Ech/o

Back 116

Sound

Front 117

Ech/o

Back 117

Sound

Front 118

Son/o

Back 118

Sound

Front 119

Fluor/o

Back 119

Emitting or reflecting light

Front 120

Radi/o

Back 120

Radiant energy

Front 121

Tom/o

Back 121

To cut

Front 122

Pharmaceut/i

Back 122

Drugs or medicine

Front 123

Algesi/o

Back 123

Sensitivity to pain

Front 124

Chem/o

Back 124

Chemical

Front 125

Pharmac/o

Back 125

Drugs or medicine

Front 126

Plast/o

Back 126

Repair

Front 127

Therapeut/o

Back 127

Treatment

Front 128

Tox/o

Back 128

Poison

Front 129

Somat/o

Back 129

Body

Front 130

Home/o

Back 130

Sameness

Front 131

Anter/o

Back 131

Anterior- nearer to or toward to the front; ventral

Front 132

Anter/o

Back 132

Anterior- nearer to or toward to the front; ventral

Front 133

Poster/o

Back 133

Posterior- nearer to or toward the back; dorsal; situated behind

Front 134

Ventr/o

Back 134

Ventral- belly side; same as anterior surface on humans

Front 135

Dors/o

Back 135

Dorsal- directed toward or situated on the back side; same as posterior surface in humans

Front 136

Medi/o

Back 136

Medial, median- middle or nearer the middle; the prefix mid- also means middle

Front 137

Latr/o

Back 137

Lateral- toward the side; denoting a position farther from the midline of the body or from a structure

Front 138

Latr/o

Back 138

Lateral- toward the side; denoting a position farther from the midline of the body or from a structure

Front 139

Super/o

Back 139

Superior- uppermost or above

Front 140

Infer/o

Back 140

Inferior- lowermost or below

Front 141

Proxim/o

Back 141

Proximal- nearer the origin or point of attachment

Front 142

Dist/o

Back 142

Distal- far or distant from the point of origin or point of attachment

Front 143

Cephal/o

Back 143

Cephaled- toward the head

Front 144

Caud/o

Back 144

Caudad- toward the tail or in an inferior direction in humans

Front 145

Intern/o

Back 145

Internal- inside, within (L., internus)

Front 146

Extern/o

Back 146

External- outside

Front 147

Spin/o

Back 147

Spine

Front 148

Spin/o

Back 148

Spine

Front 149

Pelv/i

Back 149

Pelvis

Front 150

Periton/o

Back 150

Peritoneum- membrane that lines the abdominopelvic cavity

Front 151

Acr/o

Back 151

Extremities- arms and legs

Front 152

Dactyl/o

Back 152

Digit- toes, fingers, or both

Front 153

Lapar/o

Back 153

Abdominal wall

Front 154

Omphal/o

Back 154

Umbilicus (navel)

Front 155

Umbilic/o

Back 155

Umbilicus (navel)

Front 156

Onych/o

Back 156

Nail

Front 157

Femor/o

Back 157

Femur (thigh bone)

Front 158

Femor/o

Back 158

Femur (thigh bone)

Front 159

Inguin/o

Back 159

Groin

Front 160

Phag/o

Back 160

Eat

Front 161

Dacry/o

Back 161

Tear, tearing, crying

Front 162

Dacry/o

Back 162

Tear, tearing, crying

Front 163

Lacrim/o

Back 163

Tear, tearing, crying

Front 164

Hidr/o

Back 164

Sweat or perspiration

Front 165

Hydr/o

Back 165

Water

Front 166

Sial/o

Back 166

Saliva

Front 167

Thromb/o

Back 167

Clot (thrombus)

Front 168

Coagul/o

Back 168

Coagulation

Front 169

Crani/o

Back 169

Skull

Front 170

Cost/o

Back 170

Rib

Front 171

Stern/o

Back 171

Breastbone

Front 172

Rachi/o

Back 172

Backbone

Front 173

Spondyl/o

Back 173

Spinal bones, vertebrae

Front 174

Spondyl/o

Back 174

Spinal bones, vertebrae

Front 175

Vertebr/o

Back 175

Spinal bones, vertebrae

Front 176

Cervic/o

Back 176

Cervical vertebrae

Front 177

Thorac/o

Back 177

Thoracic vertebrae

Front 178

Lumb/o

Back 178

Lumbar vertebrae

Front 179

Sacr/o

Back 179

Sacrum vertebrae

Front 180

Coccyg/o

Back 180

Tail bone, coccyx vertebrae, coccygeal vertebrae

Front 181

Clavicul/o

Back 181

Collarbone, clavicle

Front 182

Scapul/o

Back 182

Shoulder blade, scapula

Front 183

Humer/o

Back 183

Upper arm bone, humerus

Front 184

Radi/o

Back 184

Part of the forearm, radius

Front 185

Uln/o

Back 185

Part of the forearm, ulna

Front 186

Carp/o

Back 186

Wrist bones, carpals

Front 187

Metacarp/o

Back 187

Bones of the hand, metacarpals

Front 188

Phalang/o

Back 188

Bones of the fingers, phalanges

Front 189

Ili/o

Back 189

Part of the pelvic bones, ilium

Front 190

Ischi/o

Back 190

Part of the pelvic bones, ischium

Front 191

Pub/o

Back 191

Part of the pelvic bones, pubis

Front 192

Patell/o

Back 192

Kneecap, patella

Front 193

Fibul/o

Back 193

Bone of the lower leg, fibula

Front 194

Tibi/o

Back 194

Bone of the lower leg, tibia

Front 195

Tars/o

Back 195

Ankle bones, tarsals

Front 196

Calcane/o

Back 196

Heel bone, calcaneus

Front 197

Metatars/o

Back 197

Bones of the feet, metatarsals

Front 198

Phalang/o

Back 198

Bones of the toes, phalanges

Front 199

Ankyl/o

Back 199

Stiff

Front 200

Arthr/o

Back 200

Articulation, joint

Front 201

Burs/o

Back 201

Bursa

Front 202

Calc/i

Back 202

Calcium

Front 203

Cellul/o

Back 203

Little cell of compartment

Front 204

Chondr/o

Back 204

Cartilage

Front 205

Ten/o

Back 205

Tendon

Front 206

Ten/o

Back 206

Tendon

Front 207

Tend/o

Back 207

Tendon

Front 208

Tendin/o

Back 208

Tendon

Front 209

Viscer/o

Back 209

Viscera (internal organs enclosed within a body cavity)

Front 210

Pector/o

Back 210

Chest

Front 211

Brachi/o

Back 211

Arm

Front 212

Aort/o

Back 212

Aorta