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noun Uncommon

rutherford

RUH-thuhr-fuhrd

Rutherford (noun) means an old unit of radioactivity, symbol rd, equal to one million radioactive decays per second. Example: “Early nuclear physics papers sometimes measured activity in rutherfords rather than becquerels.”

noun
1
An old unit of radioactivity, symbol rd, equal to one million radioactive decays per second.
"Early nuclear physics papers sometimes measured activity in rutherfords rather than becquerels."

How to use rutherford

Learner’s notes

In plain EnglishAn outdated scientific unit for measuring how radioactive something is.

When to use it

Obsolete — modern science uses the becquerel instead.

Word forms

rutherfords plural

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Early nuclear physics papers sometimes measured activity in _____ rather than becquerels.

Etymology

Named after the physicist Ernest Rutherford, a pioneer of nuclear physics.

Rhymes for rutherford

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Frequently asked questions

What does “rutherford” mean?

The word “rutherford” means an old unit of radioactivity, symbol rd, equal to one million radioactive decays per second. In plain terms, an outdated scientific unit for measuring how radioactive something is.

How do you pronounce “rutherford”?

“Rutherford” is pronounced RUH-thuhr-fuhrd (/ˈrʌðərfərd/ in IPA).

How do you use “rutherford” in a sentence?

Here is “rutherford” used in a sentence: “Early nuclear physics papers sometimes measured activity in rutherfords rather than becquerels.”

What part of speech is “rutherford”?

“Rutherford” is a noun.

Is “rutherford” a common word?

“Rutherford” is an uncommon word in modern English.

Definitions: FreeDict original editorial