Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

phacelia

noun
pha·ce·lia | \ fəˈsēlēə \

Definition of phacelia 

1 capitalized : a genus of American herbs (family Hydrophyllaceae) with usually pinnatifid or dissected leaves and blue, purple, or white flowers in scorpioid cymes — see california bluebell

2 plural -s : any plant of the genus Phacelia

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 phacelia

New Latin, from Greek phakelos bundle, faggot + New Latin -ia

Keep scrolling for more

Learn More about phacelia

Dictionary Entries near phacelia

PH

pH

phac-

phacelia

phacella

Phacidiaceae

Phacidiales

Statistics for phacelia

Look-up Popularity

Comments on phacelia

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

Show Comments  Hide Comments 

WORD OF THE DAY

glade

an open space surrounded by woods

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

  • alt-573b465788319
  • Name these cookies!
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
SCRABBLE® Sprint

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