Roots, Prefixes & Suffixes
A
| a- | not, without, lacking [prefix] |
| ab- | away from [prefix] |
| abdomin/o | abdomen |
| -able | capable [suffix] |
| -ac | pertaining to (Gr. akos) [suffix] |
| acanth/o | thorn, spine |
| acetabul/o | acetabulum |
| acou- | sound, hear, acoustic [prefix] |
| acr/o | extremity |
| act/o | do, act |
| ad- | toward [prefix] |
| -ad | pertaining to [suffix] |
| aden/o | gland |
| adenoid/o | adenoid |
| adip/o | fat |
| adren/o | adrenal gland |
| agglutin/o | adhere or clump |
| agon/o | struggle |
| agor/a | marketplace (Gr. agora) |
| -al | pertaining to [suffix] |
| albin/o | white (L. albus) |
| algesi/o | pain |
| -algesia | pain [suffix] |
| -algia | pain, painful condition [suffix] |
| all/o | different |
| alveol/o | alveolus (air sac) |
| ambi- | both [prefix] |
| ambly/o | dull |
| ambo- | both [prefix] |
| ambul/o | walking |
| amni/o | amnion |
| amphi- | both sides [prefix] |
| amyl/o | starch |
| an- | not, without, lacking [prefix] |
| an/o | anus |
| ana- | apart, up [prefix] |
| andr/o | male |
| angi/o | vessel |
| anis/o | unequal |
| ankyl/o | stiff, crooked |
| -ant | doing, having [suffix] |
| ante- | before [prefix] |
| anter/o | front |
| anti- | against [prefix] |
| aort/o | aorta |
| -apheresis | removal [suffix] |
| apo- | separation, derived from [prefix] |
| append/o | appendix |
| appendic/o | appendix |
| aque/o | water |
| arch(e/i) | first |
| arter/o | artery |
| arteri/o | artery |
| arteriol/o | arteriole |
| arthr/o | joint |
| articul/o | joint |
| -ary | pertaining to [suffix] |
| -ase | enzyme [suffix] |
| aspir/o | inhaling |
| aspirat/o | inhale, removal |
| -asthenia | weakness [suffix] |
| -ate | status; state; function [suffix] |
| atel/o | incomplete, imperfect |
| ather/o | fatty plaque |
| atri/o | atrium |
| audi/o | hearing |
| audit/o | hearing |
| aur(i/o) | ear |
| auto- | self, same [prefix] |
| axill/o | armpit |
Return to: Medical Word Parts
Gr. Greek origin. L. Latin origin.
This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. The definitions on this page should not be considered complete.