actinide series

ac·ti·nide se·ries

A a

Definitions of actinide series words

noun actinide series a series of 15 radioactive elements with increasing atomic numbers from actinium to lawrencium 3
noun actinide series the series of radioactive elements that starts with actinium and ends with lawrencium. 1

before 1940

One of the 7% newest English words

First recorded in 1940-45

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adjective

verb

adverb

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preposition

conjunction

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exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 5% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

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