A metallic chemical element (symbol Pm) with an atomic number of 61.
Used in a Sentence
promethium
Definition, parts of speech, synonyms, and sentence examples for promethium.
Editorial note
Spending millions on tablets, chromebooks, promethium boards and otherwise does not improve learning.
Examples4
Definitions1
Parts of speech1
Quick take
A metallic chemical element (symbol Pm) with an atomic number of 61.
Meaning at a glance
The clearest senses and uses of promethium gathered in one view.
Definitions
Core meanings and parts of speech for promethium.
noun
A metallic chemical element (symbol Pm) with an atomic number of 61.
Example sentences
Spending millions on tablets, chromebooks, promethium boards and otherwise does not improve learning.
Like also technetium and promethium, neutron is a chemical element that does not have any beta-stable isotope (because the beta-stable isobar with A=1 has Z=1, i.e.
No known isotope of promethium has a half-life longer than 17.7 years, meaning that it must be produced by some continuous process if we are to see it in Przybylski's star.
»Despite their name, rare earth elements are – with the exception of the radioactive promethium – relatively plentiful in Earth's crust, with cerium being the 25th most abundant element at 68 parts per million, or as abundant as copper.
Frequently asked questions
Short answers drawn from the clearest meanings and examples for this word.
How do you use promethium in a sentence?
Spending millions on tablets, chromebooks, promethium boards and otherwise does not improve learning.
What does promethium mean?
A metallic chemical element (symbol Pm) with an atomic number of 61.
What part of speech is promethium?
promethium is commonly used as noun.