mesosome

noun
me·​so·​some | \ ˈme-zə-ˌsōm How to pronounce mesosome (audio) , ˈmē-, -sə- \

Definition of mesosome

: an organelle of bacteria that appears as an invagination of the plasma membrane and functions either in DNA replication and cell division or excretion of exoenzymes

First Known Use of mesosome

1960, in the meaning defined above

Keep scrolling for more

Learn More about mesosome

Time Traveler for mesosome

Time Traveler

The first known use of mesosome was in 1960

See more words from the same year

Statistics for mesosome

Cite this Entry

“Mesosome.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mesosome. Accessed 19 Feb. 2020.

Keep scrolling for more

More Definitions for mesosome

mesosome

noun
me·​so·​some | \ ˈmez-ə-ˌsōm, ˈmēz-, ˈmēs-, ˈmes- How to pronounce mesosome (audio) \

Medical Definition of mesosome

: an organelle of bacteria that appears in electron micrographs as an invagination of the plasma membrane and is a site of localization of respiratory enzymes

Comments on mesosome

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

WORD OF THE DAY

See Definitions and Examples »

Get Word of the Day daily email!

Test Your Vocabulary

More Confusing Words—Quiz

  • cats on impossible timber
  • The magician ______ moved the selected card to the top of the deck.
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

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!