protactinium
noun/ˌpɹəʊ.tækˈtɪn.i.əm/UK/ˌpɹoʊ.tækˈtɪn.i.əm/US
Etymology
From proto- + actinium.
- borrowed from actinium
Definitions
A chemical element (symbol Pa) with atomic number 91. A dense, silvery-gray actinide…
A chemical element (symbol Pa) with atomic number 91. A dense, silvery-gray actinide metal.
The neighborhood
Vish — recursive loop
No curated loop yet for protactinium. Loops are being traced one word at a time while the ingestion pipeline matures.
sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA