Hypertext Webster Gateway: "plumbago"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Plumbago \Plum*ba"go\, n. [L., from plumbum lead.]
1. (Min.) Same as {Graphite}.
2. (Bot.) A genus of herbaceous plants with pretty
salver-shaped corollas, usually blue or violet; leadwort.
From WordNet (r) 1.7 (wn)
plumbago
n 1: used as a lubricant and as a moderator in nuclear reactors
[syn: {graphite}, {black lead}]
2: any plumbaginaceous plant of the genus Plumbago
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