Adder - Definition
adder
n 1: a person who adds numbers
2: a machine that adds numbers
3: small terrestrial viper common in northern Eurasia [syn:
adder, common viper, Vipera berus]
n 1: a person who adds numbers
2: a machine that adds numbers
3: small terrestrial viper common in northern Eurasia [syn:
adder, common viper, Vipera berus]