appressorium

noun
ap·​pres·​so·​ri·​um | \ ˌa-pre-ˈsȯr-ē-əm How to pronounce appressorium (audio) \
plural appressoria\ ˌa-​pre-​ˈsȯr-​ē-​ə How to pronounce appressorium (audio) \

Definition of appressorium

: the flattened thickened tip of a hyphal branch by which some parasitic fungi attach to and penetrate their host

First Known Use of appressorium

1897, in the meaning defined above

History and Etymology for appressorium

New Latin, from Latin apprimere

Keep scrolling for more

Learn More about appressorium

Time Traveler for appressorium

Time Traveler

The first known use of appressorium was in 1897

See more words from the same year

Statistics for appressorium

Cite this Entry

“Appressorium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/appressorium. Accessed 24 Jan. 2021.

More from Merriam-Webster on appressorium

Britannica.com: Encyclopedia article about appressorium

Comments on appressorium

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

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

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!