English

Noun

calcium-42 ‎(uncountable)

1. (physics) A minor stable isotope of calcium, ⁴²₂₀Ca, having twenty protons and twenty-two neutrons; it amounts to about 0.6% of the element in nature

Related terms

• calcium-40
• calcium-43
• calcium-44
• calcium-45
• calcium-46
• calcium-48