-
Trending Now:
More Trending:
- scaramouch non sequitur admiral's mast calumny kakistocracy
- ALL
top sickness
noun
Definition of top sickness
: a boron deficiency disease of tobacco marked especially by a pale green color appearing first in the leaves of the terminal bud and by bases that are paler than the tips
Explore M-W
There's more!
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!
Seen and Heard
What made you want to look up top sickness? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!