heartrot

noun

Definition of heartrot 

: any of several rots involving the central part of a plant or plant organ: such as

a : disintegration of the heartwood of a tree (as by fungi of the genus Fomes)

b : a disease of beets and rutabagas caused by a fungus (Mycosphaerella tabifica) that brings about decay of the heart and blighting of the leaves

c : a rot of sugar beets caused by boron deficiency

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!

Learn More about heartrot

Statistics for heartrot

Look-up Popularity

Comments on heartrot

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

WORD OF THE DAY

by word of mouth

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

Spell It

Can you spell these 10 commonly misspelled words?

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!