Skip to the word

Added 9 October 2026

plumbago

/plʌmˈbeɪɡəʊ/ noun

Latin root: plumbāgō Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about plumbago at Wordnik → Where our words come from →

Used as a lubricant and as a moderator in nuclear reactors.
Any plumbaginaceous plant of the genus Plumbago.

Origin

Borrowed from Latin plumbāgō (“type of lead ore”), from plumbum (“lead”).

From Wiktionary, via Kaikki.org (CC BY-SA)

Back to today's word