perizonium

noun
peri·zo·ni·um | \ ˌperəˈzōnēəm \
plural perizonia\-ēə \

Definition of perizonium 

: the thin membrane that invests the young auxospore in diatoms

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 perizonium

New Latin, from peri- + Greek zōnē girdle + New Latin -ium

Keep scrolling for more

Learn More about perizonium

Share perizonium

Statistics for perizonium

Look-up Popularity

Comments on perizonium

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

WORD OF THE DAY

the setting in which something occurs

Get Word of the Day daily email!

Test Your Vocabulary

Musical Words Quiz

  • gramophone
  • Which word describes a musical performance marked by the absence of instrumental accompaniment?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

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!