ampere
1 synonym for ampere, grouped by meaning and by how common each one is.
Noun — The SI base unit of electric current, symbol A, often called an amp in everyday speech.
How to use ampere
The word patterns that sound natural to a native speaker.
a ten-amp fuse
measured in amperes
amperes of current
Ampere is the formal name, while amp is the usual everyday form.
Etymology
The word comes from the name of the French physicist André-Marie Ampère, who lived from 1775 to 1836, in whose honour the unit is named.
Full origin of ampere →Frequently asked questions
What is an ampere?
An ampere is the SI unit of electric current. Its symbol is A, and it is often shortened to amp.
Is an amp the same as an ampere?
Yes. Amp is the everyday short form of ampere.
Who was the ampere named after?
It is named after the French physicist André-Marie Ampère, who lived from 1775 to 1836.
