Medical Dictionary
2 ENTRIES FOUND:

adder

noun ad·der \ˈad-ər\

Medical Definition of ADDER

1
:  the common venomous European viper of the genus Vipera (V. berus); broadly :  a terrestrial viper of the family Viperidae
2
:  any of several North American snakes (as the hognose snakes) that are harmless but are popularly believed to be venomous

Illustration of ADDER

April 26, 2015
rococo Hear it
excessively ornate or intricate
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears