sex·​foil | \ ˈseks+ˌ- \

Definition of sexfoil

1a : a flower with six perianth segments
b : a leaf with six leaflets
c : a group of six leaves
2 : a figure enclosed by six joined foils specifically : a 6-lobed foliation in Gothic tracery
3 : a conventionalized heraldic flower showing six lobe-shaped petals

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!

History and Etymology for sexfoil

sex- + foil

Keep scrolling for more

Learn More About sexfoil

Dictionary Entries Near sexfoil



sex gland

See More Nearby Entries 

Statistics for sexfoil

Cite this Entry

“Sexfoil.” Dictionary, Merriam-Webster, Accessed 26 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Love words? Need even more definitions?

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