Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards

Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how


Prefixes for medical terminology

Micro- small
Mono- one
Uni- one
Bi- two
Tri- three
Quad-, Quadri- four
Tetra- four
Centi- one hundred/reth
Mili- one thousand/th
Pan- all
Primi- first
Super- excessive;above
Ultra- excessive;beyond
Di- two
Hemi- half;partly
Semi- half;partly
Hyper- excessive;more than normal
Hypo- beneath;below normal
Multi- many
Poly- many
Ab- away from
Ad- toward
Nulli- none
Circum- around
Peri- around
Anti- against
Contra- against
Pro- before;favoring/supporting
Dia- through
Ecto- out;without,away
Ex-,Exo- out;without,away
Epi- above;upon
Infra- below
Inter- between
Intra- within
Retro- behind;backward
A-,An- no;not;without
Para- near;beside;abnormal
En-,End-,Endo- inside
Extra- outside
Per- through;by
Post- after;behind
Ipsi- same
Sub- under
Supra- above;beyond
Diplo- double
Macro- large
Mal- poor;abnormal
Eu- normal;good
Meso- middle
Mid- middle
Sym- joined;together
Syn- joined;together
Trans- across;through
Ante- before
Pre- before
Mega-,Megalo- enlargement
In- not;inside;in
Brady- slow
Tachy- fast
Dys- difficult
Meta- change or next in a series
De- down, from, removing, reversing
Af- toward
Ef- away from
Con- together, with
Created by: koalas2013