lawrencium
Definition
Noun: A synthetic, radioactive chemical element with the symbol Lr and atomic number 103. It is a transuranic element in the actinide series, produced artificially in particle accelerators.
Usage
"Lawrencium" is used exclusively as a noun to refer to this specific chemical element. It is typically used in scientific contexts, such as chemistry and nuclear physics.
Examples
- Scientists produced a few atoms of lawrencium in the laboratory experiment.
- The discovery of lawrencium was announced in 1961.
- Due to its instability, the properties of lawrencium are difficult to study.
Advanced Usage
- The element is named after Ernest O. Lawrence, the inventor of the cyclotron particle accelerator.
- All known isotopes of lawrencium are highly unstable and radioactive, decaying into other elements within seconds or minutes.
Variants and Related Words
- Symbol: Lr (The chemical symbol for lawrencium).
- Actinide: (Noun) Any of the series of radioactive elements from actinium (atomic number 89) to lawrencium (atomic number 103). Lawrencium is the last member of this series.
Synonyms
- Element 103 (A synonym based on its atomic number).
- Lr (Its chemical symbol, used as a shorthand in formulas and tables).
Different Meanings
This word has only one specific meaning: the chemical element with atomic number 103.
Noun
-
a radioactive transuranic element synthesized from californium
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