adder

Other Definitions
adder (enc)

Noun	1.	adder - a person who adds numbers estimator, figurer, reckoner, calculator, computer - an expert at calculation (or at operating calculating machines)
	2.	adder - a machine that adds numbers calculating machine, calculator - a small machine that is used for mathematical calculations
	3.	adder - small terrestrial viper common in northern Eurasia common viper, Vipera berus viper - venomous Old World snakes characterized by hollow venom-conducting fangs in the upper jaw genus Vipera, Vipera - type genus of the Viperidae

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