Meaning Of The Word Rubidium
What's the definition of Rubidium? Find Rubidium meanings, definitions and more at the Real Dictionary online.
Rubidium Meaning
| Rubidium Definition |
|---|
What's The Definition Of Rubidium?
rubidium in American English
a soft, silvery-white, metallic chemical element, one of the alkali metals, that ignites spontaneously in air and reacts violently in water: used in photocells and in filaments of vacuum tubes: symbol, Rb; at. no., 37 noun: a silver-white, metallic, active element resembling potassium, used in photoelectric cells and radio vacuum tubes; at. wt.: 85.47; at. no.: 37; sp. gr.: 1.53 at 20°C rubidium in British English noun: a soft highly reactive radioactive element of the alkali metal group; the 16th most abundant element in the earth's crust (310 parts per million), occurring principally in pollucite, carnallite, and lepidolite. It is used in electronic valves, photocells, |
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
- Projection TV ‐ a system made up of lenses, mirrors, and a cathode-ray…
- Infusionism ‐ the doctrine that the preexisting human soul enters…
- Storyteller ‐ a person who narrates stories; countable noun:…
- Arse around ‐ If you say that someone is arsing around or arsing…
- Perforce ‐ by or through necessity; necessarily; Perforce…
- Absolute configuration ‐ noun: the spatial arrangement of atoms or groups…
- Animal cracker ‐ a small cookie shaped like any of various animals…
- Navar ‐ noun: a system of air navigation in which a ground…
- The Beaver State ‐ a nickname for the state…
- Dardanelles ‐ strait joining the Sea of Marmara and the Aegean…