Word: pyrethrines
Part of speech: Noun
Syllables: py
rethrines
Definition: Plural of pyrethrine; a class of organic compounds normally derived from Chrysanthemum cinerariifolium that have potent insecticidal activity by targeting the nervous systems of insects
Morphemes:
Affix: pyrethrine
Language: en
PoS: Noun
Meaning: obsolete form of pyrethrin. Any of a number of naturally occurring insecticides extracted from the pyrethrum plant; unusual in having a cyclopropane ring.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form many pluralia tantum (nouns that are almost or entirely without singular forms).