Meaning Of The Word Prometheum
What's the definition of Prometheum? Find Prometheum meanings, definitions and more at the Real Dictionary online.
Prometheum Meaning
| Prometheum Definition |
|---|
What's The Definition Of Prometheum?
prometheum in British English
noun noun: a radioactive element of the lanthanide series artificially produced by the fission of uranium. Symbol: Pm; atomic no: 61; half-life of most stable isotope, 145Pm: 17.7 years; valency: 3; melting pt: 1042°C; boiling pt: 2460°C (approx.) |
More Definitions
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
Definitions Of The Day
- In residence ‐ actually resident; appointed to work at, and usually…
- Overfast ‐ adjective: too fast
- Deathwatch beetle ‐ a beetle, Xestobium rufovillosum, whose woodboring…
- Back emission ‐ noun: the secondary emission of electrons from…
- Reinsurance ‐ noun: Reinsurance is insurance protection taken…
- Lubber line ‐ noun: a mark on a ship's compass that designates…
- Bats-wing coral-tree ‐ noun: a small tree, Erythrina verspertilio, of…
- Back-patting ‐ noun: an act or instance of offering praise or…
- Charter school ‐ an alternative school that is founded on a charter…
- Irish water spaniel ‐ any of a breed of spaniel with a liver-colored…