actinium-containing
|ac-tin-i-um-con-tain-ing|
C2
/ækˈtɪniəm kənˈteɪnɪŋ/
contains actinium
Etymology
Etymology Information
'actinium' originates from the Greek word 'aktinos,' meaning 'ray,' due to its radioactive properties.
Historical Evolution
'actinium' was discovered in 1899 by Friedrich Oskar Giesel and named for its radioactivity.
Meaning Changes
Initially, it referred to the element itself, but now it is used to describe compounds containing the element.
Meanings by Part of Speech
Adjective 1
describing a substance or material that includes or is composed of actinium.
The actinium-containing compound was used in the experiment.
Synonyms
Last updated: 2025/06/10 15:05