Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Guignardia

noun
Guignar·dia | \ gēnˈyärdēə , g(w)igˈnä- \

Definition of Guignardia 

: a genus of fungi (family Sphaeriaceae) having single-celled or unequally 2-celled spindle-shaped hyaline ascospores — see black rot

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 Guignardia

New Latin, from Léon Guignard †1928 French botanist + New Latin -ia

Keep scrolling for more

Learn More about Guignardia

Share Guignardia

Resources for Guignardia

Cite Time Traveler Time Traveler! Explore the year a word first appeared

Dictionary Entries near Guignardia

guidwillie

Guienne

guige

Guignardia

guigne

Guignet's green

guignol

Statistics for Guignardia

Look-up Popularity

Comments on Guignardia

What made you want to look up Guignardia? 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!
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Syn City

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