Definition of transition metal in English:

transition metal

Syllabification: tran·si·tion met·al
(also transition element)

noun

Chemistry
Any of the set of metallic elements occupying a central block (Groups IVB-VIII, IB, and IIB, or 4-12) in the periodic table, e.g., iron, manganese, chromium, and copper. Chemically they show variable valence and a strong tendency to form coordination compounds, and many of their compounds are colored.
More example sentences
  • Manganese as a transition metal, one of the elements that occur in the middle of the periodic table in Rows 4, 5, and 6 between Groups 2 and 13.
  • Iron and copper are the transition metal ions that are involved in the catalytic process of ROS generation.
  • Tungsten is a transition metal, one of the elements that occupy the middle of the periodic table.

Definition of transition metal in:

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Word of the day anomalous
Pronunciation: əˈnämələs
adjective
deviating from what is standard, normal, or expected