Definition of melaxuma
: any of various plant diseases producing dark or black bark cankers; especially : a disease of the walnut caused by the imperfect fungus (Dothiorella gregaria)
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of melaxuma
New Latin, probably irregular (Greek χ being taken as English x) from mela- + Greek chyma fluid, from chein to pour — more at found (melt)
Seen and Heard
What made you want to look up melaxuma? Please tell us where you read or heard it (including the quote, if possible).