proto-calcium

noun

The proto-metal form of calcium.

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Meanings

nounproto-calcium (uncountable)
  1. obsoleteuncountablechemistryThe proto-metal form of calcium.

Origin

proto- + calcium

Full word history & related roots →
Cite this entry
APA

proto-calcium. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/proto-calcium

MLA

“proto-calcium.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/proto-calcium. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “proto-calcium,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/proto-calcium.

Source: proto-calcium on Wiktionary, CC BY-SA 4.0.