dendrite

noun

den·​drite ˈden-ˌdrīt How to pronounce dendrite (audio)
1
: a branching treelike figure produced on or in a mineral by a foreign mineral
also : the mineral so marked
2
: a crystallized arborescent form
3
: any of the usually branching protoplasmic processes that conduct impulses toward the body of a neuron see neuron illustration

Example Sentences

Recent Examples on the Web That dendrite collects the incoming electrical signals and sends them to a capacitor which…like a neuronal cell body…integrates the information. Karen Hopkin, Scientific American, 30 June 2022 Sometimes, those reactions form a pesky thing called a dendrite—a vein of material in the electrolyte that gradually extends and may eventually connect the anode and the cathode, causing a short-circuit—and a fire. Gregory Barber, Wired, 1 Feb. 2022 This build-up, known as lithium dendrite, can short-circuit the battery and shorten its life. University Of Houston Energy Fellows, Forbes, 14 June 2021 Making the battery out of mostly solid materials helps prevent dendrite formation in more than one way. Caroline Delbert, Popular Mechanics, 17 May 2021 Plate snowflake that turned into a stellar dendrite. Leslie Nemo, Scientific American, 11 Feb. 2021 Vascular changes and the sprouting and pruning of axons and dendrites that extend from the main body of a neuron could also do the same. R. Douglas Fields, Scientific American, 12 Mar. 2020 Duller, shallower dendrites don’t pierce the battery and cause fires. Caroline Delbert, Popular Mechanics, 4 Mar. 2020 Many of the fatal flaws in lithium are related to the same dendrite problem. Caroline Delbert, Popular Mechanics, 4 Mar. 2020 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dendrite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1751, in the meaning defined at sense 1

Time Traveler
The first known use of dendrite was in 1751

Dictionary Entries Near dendrite

Cite this Entry

“Dendrite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dendrite. Accessed 29 Nov. 2022.

Kids Definition

dendrite

noun

den·​drite ˈden-ˌdrīt How to pronounce dendrite (audio)
1
: a branching figure (as in a mineral or stone) resembling a tree
2
: any of the usually branching extensions of a neuron over which impulses travel toward the cell body compare axon
dendritic
den-ˈdrit-ik
adjective

Medical Definition

dendrite

noun

den·​drite ˈden-ˌdrīt How to pronounce dendrite (audio)
: any of the usually branching protoplasmic processes that conduct impulses toward the body of a nerve cell
dendritic adjective
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