adder

nounA2

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Danh từ

noun

Plural noun:

addersedder

1.
(obsolete)Any snake.
2.
A name loosely applied to various snakes more or less resembling a viper.
3.
A sea stickleback or adder fish (Spinachia spinachia).
4.
Someone who or something which performs arithmetic addition; a machine for adding numbers.
5.
An electronic device that adds voltages, currents or frequencies.
6.
Something which adds or increases.
They sought out cost adders with an eye toward eliminating them.

Từ liên quan

Cùng gốc / liên quan

puff adder

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Nguồn gốc từ

ine-pro From Middle English nadder, addere, rebracketing of “a naddere” as “an addere”, from Old English nǣdre (snake), from *nadrā, from Proto-Germanic *nadrǭ, from pre-Germanic *néh₁treh₂, variant of Proto-Indo-European *n̥h₁trih₂, from *(s)neh₁- (to spin, twist).