silvertop

noun

Definition of silvertop

plural -s
1 : an abnormal condition of various plants marked by whitened patches on the leaves and distortion and dwarfing of growing parts and caused by the feeding of insects or mites:
a : such a condition of cereal and other grasses caused usually by a mite (Sitopteres graminum)
b : a widespread condition of onions caused by the onion thrips
2 or silvertop palmetto
a : a rather small stocky fan palm (Thrinax microcarpa) of southernmost Florida and Cuba that has broad fan-shaped long-petioled leaves pale green above and whitish and tomentose below called also silver thatch
b : any of various usually low-growing and silvery-leaved palms (such as a silver palm) of southern Florida or the West Indies that resemble or are related to the common silvertop
3 : any of several eucalypts: such as

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!
Already a subscriber? Log in.

Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

of, relating to, or being an oracle

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!