adder
1
[ ad-er ]
/ ˈæd ər /
noun
the common European viper, Vipera berus.
any of various other venomous or harmless snakes resembling the viper.
Origin of adder
1
before 950; late Middle English; replacing Middle English
nadder (
a nadder becoming
an adder by misdivision; cf.
apron), Old English
næddre; cognate with Old Saxon
nādra, Old High German
nātara (German
Natter), Old Norse
nathra snake, Gothic
nadrs adder, Old Irish
nathir snake, Latin
natrix water snake
Words nearby adder
Definition for adder (2 of 2)
Example sentences from the Web for adder
British Dictionary definitions for adder (1 of 2)
adder
1
/ (ˈædə) /
noun
Also called: viper
a common viper, Vipera berus, that is widely distributed in Europe, including Britain, and Asia and is typically dark greyish in colour with a black zigzag pattern along the back
any of various similar venomous or nonvenomous snakes
See also
death adder,
puff adder
Word Origin for adder
Old English
nǣdre snake; in Middle English
a naddre was mistaken for
an addre; related to Old Norse
nathr, Gothic
nadrs
British Dictionary definitions for adder (2 of 2)
adder
2
/ (ˈædə) /
noun
a person or thing that adds, esp a single element of an electronic computer, the function of which is to add a single digit of each of two inputs