Cryptogramma

noun
Cryp·​to·​gram·​ma | \ ˌkriptəˈgramə \

Definition of Cryptogramma

: a genus of ferns (family Polypodiaceae) of arctic and north temperate regions having indusia formed by the revolute margins of fertile fronds that are much taller and have narrower divisions than the sterile ones — see rock brake

History and Etymology for Cryptogramma

New Latin, from crypt- + Greek gramma letter, line of a drawing, from graphein to scratch, write, draw; probably from the lines of sporangia, sometimes hidden by the reflexed margin of the frond

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 Cryptogramma

Dictionary Entries Near Cryptogramma

cryptogram

Cryptogramma

cryptograph

See More Nearby Entries 

Statistics for Cryptogramma

Cite this Entry

“Cryptogramma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Cryptogramma. Accessed 2 Oct. 2022.

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

WORD OF THE DAY

Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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!