noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A highly fissile transuranic chemical element (symbol Cm) with an atomic number of 96. uncountable
2. 2
   a radioactive transuranic metallic element; produced by bombarding plutonium with helium nuclei wordnet

Synonyms

All synonyms

atomic number 96cmelementradioelementradiumsilver

Example

More examples

"Curium is a radioactive metal with element symbol Cm and atomic number 96."

Etymology

From Curie + -ium; named after Pierre and Marie Curie.

Related phrases

curium bromidecurium chloridecurium dioxidecurium iodidecurium oxidecurium tetrafluoridecurium trioxideatomic number

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.