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ASVAB Word knowledge > Root Words > Flashcards

Root Words Flashcards

Common root words used in the English language (99 cards)

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1
Q

Acou

A

Hearing (Acoustical- pertaining to sound)

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2
Q

Acro

A

Furthest or Highest point (acrophobia- fear of heights)

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3
Q

Acu

A

Needle (acupuncture- puncturing of body tissue for relief of pain)

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4
Q

Aero

A

Air or gas (aeronautics-study of the operation of aircraft)

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5
Q

Alt

A

High (altitude- A position or a region at height)

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6
Q

Ambi

A

Both (ambidextrous- capable of using both hands equally well)

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7
Q

Anter

A

In front (Anterior- towards the front)

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7
Q

Auto

A

Self (autocratic- ruled by a monarch with absolute rule)

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7
Q

Aqueo, Aqui

A

Water (aquatic- living in water)

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8
Q

audio

A

hearing (Audiology- science of hearing)

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8
Q

Anthrop

A

Human being (anthropology- science of mankind)

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9
Q

Avi

A

Bird, Flight (Aviary- Large cage for confining birds)

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10
Q

Bona

A

Good (Bona fide- in good faith)

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10
Q

Bio

A

life (Biography- written history of a person’s life)

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11
Q

Capit

A

Head (Capital- involving the forfeiture of the head or life(as in capital punishment))

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12
Q

Carcin

A

Cancer (Carcinogen- substance that initiates cancer)

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12
Q

Carb

A

Carbon (Carboniferous- containing or producing carbon or coal)

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13
Q

Cent

A

A hundred (Centennial- pertaining to 100 years)

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13
Q

Carn

A

Flesh (Carnivorous- eating flesh)

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14
Q

Crypt

A

Covered or hidden (Cryptology- Art of uncovering a hidden or coded messages)

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14
Q

Centro, Centri

A

Center (centrifugal- movement away from the center)

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14
Q

Citri

A

Fruit (Citric Acid- Sour-tasting juice from fruits)

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14
Q

Culp

A

Fault (Culprit- criminal)

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15
Q

Cepha

A

Head (hydrocephalus- condition caused by excess fluid in the head)

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16
Chron
Time (Synchronize- to happen at the same time)
16
Dyna
Power (Dynamometer- Device for measuring power)
17
Corpor, Corp
Body (Corporate-combined into one body)
17
Doc
Teach (Doctrine- instruction or teaching)
17
Eco
Environment (Ecosystem- community or organisms interacting with the enviroment)
18
Flor
Flower (Florist- dealer in flower)
18
Demo
People (Democracy- Government ruled by the people)
18
Dox
Opinion (Paradox- a self-contradictory statement that has plausibility)
18
Equi
Equal (Equilibrium- balance)
18
Cyclo
Circular (cyclone- a storm with strong circular winds)
18
Exter
Outside of (External- on the outside)
18
Embry
Early (Embryonic- Pertaining to an embryo or the beginning of life)
19
Ethn
Race, Group (Ethnology- study of human races or groups)
20
Foli
Leafy (Defoliate- To strip a plant of its leaves)
20
Geo
Earth (Geophysics- the physics of the earth)
21
Geri
Old Age (Geriatrics- Division of medicine pertaining to old age)
21
Horti
Garden (Horticulture- science of cultivating plants)
22
Gyro
Spiral Motion (Gyroscope- rotating wheel that can spin on various planes)
22
Graphy
Write (Autograph- a person's own signature)
22
Hygi
Health (Hygiene- Practice of preservation of health)
22
Hydro
Water (Hydroplane- form of boat that glides over the water)
22
Hygro
Wet (Hygrometer- Instruction used to measure moisture in the atmosphere)
23
Loco, Locus
Place (Locomotive- Act or power of moving from place to place)
23
Jur
Swear (Jury- Body of persons sworn to tell the truth)
23
Hypno
Sleep (Hypnology- science that treats sleep)
23
Iso
Equal (Isotonic- Having equal tones or tension)
23
Lingui
Tongue (Linguistics- Study of languages)
23
Ideo
Idea (Ideology- Study of ideas)
23
Man
Hand (Manual- made or operated by hand)
23
Lamin
Divided (Laminate- Bond together layers)
23
Lac, Lacto
Milk (Lacteal- Resembling milk)
23
Mega
Large (Megalopolis- Urban area compromising several large adjoining cities)
23
Litho
Stone (Lithography- art of putting putting design on stone with a greasy material to produce printed impressions)
23
Macro
Large (Macrocosm- The great world; the universe)
23
Medi
Middle (Mediocre- Average or middle quality)
23
Mero, Meri
Part or fraction of (Meroblastic- Partial or incomplete cleavage)
23
Micro
Small or petty (Microscope- so small as to be invisible without the aid of a microscope)
23
Mini
Small (Miniature- an image or representation of something on a smaller scale)
23
Moto
Motion (Motive- what moves someone to action)
23
Multi
Many (Multimillionaire- person with several million dollars)
23
Navi
Ship (Navigation- to direct course for a vessel on the sea or in the air)
23
Neo
New (Neonatal- pertaining to the newborn)
23
Noct, Nocti
Night (Nocturnal- occurring in the night)
23
Oct, Octo, Octa
Eight (Octagonal- Having eight sides)
23
Olig, Oligo
Scant or few (Oligarchy- A government which is controlled by a few people)
23
OO
Egg (Oology, A branch of ornithology dealing with bird eggs)
23
Optic
Vision or eyes (Optometry- Profession of testing vision and examining eyes for disease)
23
Ortho
Straight (Orthodontics- Dentistry dealing with correcting the teeth)
23
Pent, Penta
Five (Pentagon- having five sides)
23
Phob
Panic or Fear (Arachnophobia- fear of spiders)
23
Phon
Sound (Phonography- instrument for reproducing sound)
23
Pod
Foot (Podiatry- The study and treatment of foot disorders)
23
Pseudo
False (Pseudonym- fictitious name)
23
Psyche
Mental (Psychiatry- Science of treating mental disorders)
23
Pyro
Fire (Pyrotechnics- art of making or using fireworks)
23
Quad
Four (Quadruped- animal having four feet)
23
Quint
Five (Quintuple- having five parts)
23
Sect
Part or Divide (Bisect- divide into two equal parts)
24
Spiri
Coiled (Spirochete- Spiral-shaped bacteria)
25
Stasi
To stand still (Hemostatic- Serving to stop hemorrhage)
26
Techni
Skill (Technician- skilled person in a particular fueld)
27
Terri
To Frighten (Terrible- Capable of exciting terror)
28
Tetra
Four (Tetrahedron- a shape with four faces)
29
Therm
Heat (Thermostat- a device that automatically controls desired temperatures)
30
Toxi
Poison (Toxicology- science concerning the effects, antidotes, and detection of poisonous substances)
31
Uni
Single (Unilateral- Involving one person, class, or nation)
32
Urb
City (Suburbs- Outlying part of a city)
33
Verb
Word (Proverb- A name, person, or thing that has become a byword)
34
Uro
Urine (Urology- Science of studying the urinary tract and its diseases)
35
Veri
Truthful (Verify- To prove to be truthful)
36
Vit
Life (Vitality- Liveliness)
37
Vitri
Glass or Glasslike (Vitreous- Resembling glass)
38
Vol
Wish (Volunteer- to enter into or offer oneself freely)
39
Vivi
Alive (Viviparous- Giving birth to living young)
40
Zo, Zoi, Zoo
Animal (Zoology- Science of studying animal life)

ASVAB Word knowledge (4 decks)

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