reticulum

noun
re·​tic·​u·​lum | \ ri-ˈti-kyə-ləm How to pronounce reticulum (audio) \
plural reticula\ ri-​ˈti-​kyə-​lə How to pronounce reticulum (audio) \ also reticulums

Definition of reticulum

1 : the second compartment of the stomach of a ruminant in which folds of the mucous membrane form hexagonal cells — compare abomasum, omasum, rumen
2 : a reticulate structure : network

First Known Use of reticulum

circa 1658, in the meaning defined at sense 1

History and Etymology for reticulum

New Latin, from Latin, small net

Learn More About reticulum

Time Traveler for reticulum

Time Traveler

The first known use of reticulum was circa 1658

See more words from the same year

Dictionary Entries Near reticulum

reticulose

reticulum

retie

See More Nearby Entries 

Statistics for reticulum

Cite this Entry

“Reticulum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reticulum. Accessed 27 Jan. 2022.

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

More Definitions for reticulum

reticulum

noun
re·​tic·​u·​lum | \ ri-ˈtik-yə-ləm How to pronounce reticulum (audio) \
plural reticula\ -​lə How to pronounce reticulum (audio) \

Medical Definition of reticulum

1 : the second compartment of the stomach of a ruminant in which folds of the mucous membrane form hexagonal cells

called also honeycomb

— compare abomasum, omasum, rumen
2 : a reticular structure : network: as
a : the network of interstitial tissue composed of reticular fibers

called also reticular tissue

b : the network often visible in fixed protoplasm both of the cell body and the nucleus of many cells

More from Merriam-Webster on reticulum

Britannica.com: Encyclopedia article about reticulum

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

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!