Dictionary

Word parts

Prefixes, suffixes and roots: learn one and every word built from it becomes readable.

aort/oA word root that means the aorta, the body's largest artery.

append/oA word root that means the appendix.

arteri/oA word part that means artery.

arthr/oA word root that means joint.

ather/oA word root that means fatty plaque, the soft fatty buildup that can form inside arteries.

atri/oA word root that means atrium, one of the two upper chambers of the heart.

audi/oA word root that means hearing or sound.

aur/oA word root that means ear or hearing; ot/o means ear too.

auto-A word beginning that means self or by itself.

axill/oA word root that means the armpit.

bacteri/oA word root that means bacteria.

balan/oA word root that means the glans penis, the rounded tip of the penis.

bi-A word beginning that means two or twice.

blast/oA word part that means an immature, developing or forming cell.

blephar/oA word part that means eyelid.

brachi/oA word root that means the arm.

brady-A word beginning that means slow.

bronch/oA word root that means the bronchi, the large airways of the lungs.

bucc/oA word part that means cheek.

burs/oA word root that means bursa, a small fluid-filled sac that cushions a joint.

calc/oA word root that means calcium.

carcin/oA word part that means cancer.

cardi/oA word part that means heart.

carp/oA word part that means wrist.

cephal/oA word part that means head.

cerebr/oA word part that means the cerebrum, the largest part of the brain, or the brain in general.

cervic/oA word part that means neck, or the cervix, the narrow lower end of the uterus.

chlor/oA word part that means green; in chemistry words it stands for chlorine.

chol/eA word root that means bile or gall.

cholecyst/oA word part that means the gallbladder.

choledoch/oA word root that means the common bile duct.

chondr/oA word root that means cartilage.

chrom/oA word root that means color.

circum-A word beginning that means around.

col/oA word root that means colon, the large intestine.

colp/oA word part that means vagina.

con-A word beginning that means with or together.

contra-A word beginning that means against or opposite.

cor/oA word root that means the pupil of the eye.

cortic/oA word root that means cortex, the outer layer of an organ.

cost/oA word part that means rib.

crani/oA word part that means the skull.

cry/oA word root that means cold.

cutane/oA word root that means skin; derm/o and dermat/o mean the same.

cyan/oA word root that means blue.

cyst/oA word root that means bladder, most often the urinary bladder, or a sac.

cyt/oA word part that means cell.

dacry/oA word part that means tears or the tear duct.

de-A word beginning that means down, away from, removing, or reversing.

dent/oA word part that means tooth or teeth.