pennyroyal

noun pen·ny·roy·al \ ˌpen-ē-ˈrȯi(-ə)l , ˈpe-ni-ˌrī(-ə)l \
|Updated on: 29 Apr 2018

Definition of pennyroyal

1 : a European perennial mint (Mentha pulegium) with small aromatic leaves
2 : an aromatic North American mint (Hedeoma pulegioides) that has blue or violet flowers borne in axillary tufts and yields an oil used in folk medicine or to drive away mosquitoes

Recent Examples of pennyroyal from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pennyroyal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of pennyroyal

probably alteration of Anglo-French puliol real, from puliol pennyroyal (ultimately from Latin puleium) + real royal


Medical Dictionary

pennyroyal

noun pen·ny·roy·al \ ˌpen-ē-ˈrȯi(-ə)l , ˈpen-i-ˌrīl \

medical Definition of pennyroyal

: any of several mints; especially : an aromatic American mint (Hedeoma pulegioides) that yields pennyroyal oil

Learn More about pennyroyal


Seen and Heard

What made you want to look up pennyroyal? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

meaningless speech or writing

Get Word of the Day daily email!

Test Your Vocabulary

Name More Food!

Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!