agnus castus
Definition of agnus castus
agnus castuses
1 : chaste tree 1
2 : an extract of the fruit of the chaste tree used in herbal medicine : chaste tree 2 In one trial, 48 women (aged between 23 and 29) diagnosed with infertility took agnus castus once daily for three months. — Marilyn Glenville, Boost Your Fertility, 2009
People Are Reading
There's more!
Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.
Start your free trial today and get unlimited access to America's largest dictionary, with:
- More than 250,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of agnus castus
Middle English, borrowed from Medieval Latin, literally “chaste agnus” (by association of the plant name with Greek hagnós “pure, chaste”), going back to Latin agnos, agnus, borrowed from Greek ágnos
First Known Use: 14th century
Seen and Heard
What made you want to look up agnus castus? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!