1. Noun
One who, or that which, adds; esp., a machine for adding numbers.
2. Noun
A serpent.
3. Noun
A small venomous serpent of the genus Vipera. The common European adder is the Vipera (/ Pelias) berus. The puff adders of Africa are species of Clotho.
4. Noun
In America, the term is commonly applied to several harmless snakes, as the milk adder, puffing adder, etc.
5. Noun
Same as Sea Adder.
6. Noun
small terrestrial viper common in northern Eurasia
Vocabulary classified under Nature and environment
7. Noun
a person who adds numbers
Vocabulary classified under Economics
8. Noun
a machine that adds numbers
Vocabulary classified under Engineering
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