What does "strontium-90" mean?

The radioactive isotope of strontium, ⁹⁰₃₈Sr, that is present in the fallout from nuclear explosions and, being chemically similar to calcium, accumulates in the bones

What is a synonym for "strontium-90"?

Common synonyms include: radiostrontium.

Strontium-90

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
The radioactive isotope of strontium, ⁹⁰₃₈Sr, that is present in the fallout from nuclear explosions and, being chemically similar to calcium, accumulates in the bones uncountable

Synonyms

All synonyms

radiostrontium

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