Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Hydrolea

noun
Hy·dro·lea | \hīˈdrōlēə\

Definition of Hydrolea 

: a genus of blue-flowered perennial herbs (family Hydrophyllaceae) of warm regions having entire leaves and flowers with two distinct styles and bilocular ovaries and capsules

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!

History and Etymology for Hydrolea

New Latin, from hydr- + Latin olea olive; from the watery habitat and the resemblance of the leaves to those of the olive

Keep scrolling for more

Learn More about Hydrolea

Dictionary Entries near Hydrolea

hydrol

hydrolase

hydrolatry

Hydrolea

hydrolith

hydrologic cycle

hydrology

Statistics for Hydrolea

Look-up Popularity

Comments on Hydrolea

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

Show Comments  Hide Comments 

WORD OF THE DAY

brouhaha

a state of commotion or excitement

Get Word of the Day daily email!

Test Your Vocabulary

Words from Greek and Roman Mythology Quiz

  • the-triumph-of-venus-by-alessandro-magnasco
  • Boreal comes from the name of the ancient Greek god of which wind?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!

Words at Play

Ask the Editors

Word Games