pyrethrum

noun

used in former classifications for plants later placed in genus Chrysanthemum and now often included in genus Tanacetum

spring-flowering garden perennial of Asiatic origin having finely divided aromatic leaves and white to pink-purple flowers

white-flowered pyrethrum of Balkan area whose pinnate leaves are white and silky-hairy below

made of dried flower heads of pyrethrum plants

Roots

pyrethronpyrethr- · Greek · pellitory (fire-hot plant)um-um · Latin · neuter noun

Synonyms & related words for pyrethrum

Find synonyms, related words, and the definition of pyrethrum. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to pyrethrum

Explore words related to pyrethrum — words associated with it, words that go with it, and its nearest matches in meaning. Related words include pyrethrin, insecticide, insecticidal, insecticidally, pyrethroid, fenthion, dimethoate, disulfoton. Click any word to make it the center of the map and keep exploring the web of connections.

Where does pyrethrum come from?

The word pyrethrum breaks down into 2 roots of Greek and Latin origin: pyrethr, from Greek pyrethron (“pellitory (fire-hot plant)”); and -um, from Latin um (“neuter noun”). Explore each root to see other English words built from the same source.