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reticulum

American  
[ri-tik-yuh-luhm] / rɪˈtɪk yə ləm /

noun

plural

reticula,

genitive

Reticuli

  1. a network; any reticulated system or structure.

  2. Anatomy.

    1. a network of intercellular fibers in certain tissues.

    2. a network of structures in the endoplasm or nucleus of certain cells.

  3. Zoology. the second stomach of ruminating animals, between the rumen and the omasum.

  4. (initial capital letter) the Net, a southern constellation between Dorado and Hydrus.

Reticulum 1 British  
/ rɪˈtɪkjʊləm /

noun

  1. a small constellation in the S hemisphere lying between Dorado and Hydrus

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
reticulum 2 British  
/ rɪˈtɪkjʊləm /

noun

  1. any fine network, esp one in the body composed of cells, fibres, etc

  2. the second compartment of the stomach of ruminants, situated between the rumen and psalterium

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
reticulum Scientific  
/ rĭ-tĭk′yə-ləm /

plural

reticula

  1. The second division of the stomach in ruminant animals, which together with the rumen contains microorganisms that digest fiber. The reticulum's contents are regurgitated for further chewing as part of the cud.

  2. See more at ruminant

Etymology

Origin of reticulum

First recorded in 1650–60; from Latin rēticulum “little net”; reticle

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The team explains that the high local temperature activates the other active agent, BNN-6, to release nitric oxide molecules that open the channel in the endoplasmic reticulum.

From Science Daily • Jan. 29, 2024

The researchers targeted two channels, the first one in the outer membrane, and the other was a calcium channel in the endoplasmic reticulum, a cell organelle that also stores calcium ions.

From Science Daily • Jan. 29, 2024

Moreover, abnormal mitochondrial metabolism and endoplasmic reticulum stress are hallmarks of various disorders, such as cardiac diseases, Alzheimer's, Parkinson's, and cancer.

From Science Daily • Jan. 16, 2024

The cleavage of SREBP-1c occurs in the endoplasmic reticulum, with the rhomboid protease RHBDL4, located in the ER membrane, identified as a new cleavage enzyme for SREBP-1c.

From Science Daily • Jan. 13, 2024

The tubercle becomes fibrous with the diminution in the number of its cells and the increase in the thickness of the reticulum, with the transformation of the latter into a homogeneous hyaline substance.

From A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.