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synapse

 - 7 dictionary results

syn⋅apse

[sin-aps, si-naps] noun, verb, -apsed, -aps⋅ing. Physiology
–noun
1. a region where nerve impulses are transmitted and received, encompassing the axon terminal of a neuron that releases neurotransmitters in response to an impulse, an extremely small gap across which the neurotransmitters travel, and the adjacent membrane of an axon, dendrite, or muscle or gland cell with the appropriate receptor molecules for picking up the neurotransmitters.
–verb (used without object)
2. Cell Biology, Physiology. to form a synapse or a synapsis.

Origin:
1895–1900; back formation from synapses, pl. of synapsis
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To synapse
syn·apse   (sĭn'āps', sĭ-nāps')   
n.  The junction across which a nerve impulse passes from an axon terminal to a neuron, muscle cell, or gland cell.
intr.v.   syn·apsed, syn·aps·ing, syn·aps·es
  1. To form a synapse.

  2. To undergo synapsis.


[Greek sunapsis, point of contact, from sunaptein, to join together : sun-, syn- + haptein, to fasten.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Cultural Dictionary

synapse [(sin-aps, si-naps)]

A gap between two nerve cells. Nerve signals are sent across the gap by neurotransmitters.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

synapse 
"junction between two nerve cells," 1899, from Gk. synapsis "conjunction," from synaptein "to clasp," from syn- "together" + haptein "to fasten." Related to apse. Introduced by Eng. physiologist Sir Michael Foster (1836-1907) at the suggestion of Eng. classical scholar Arthur Woollgar Verral (1851-1912).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: 1syn·apse
Pronunciation: 'sin-"aps also s&-'naps, chiefly Brit 'sI-"naps
Function: noun
1 : the placeat which a nervous impulse passes from one neuron to another
2 : SYNAPSIS

Main Entry: 2synapse
Function: intransitive verb
Inflected Forms: syn·apsed; syn·aps·ing
: to form a synapse or cometogether in synapsis
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

synapse syn·apse (sĭn'āps', sĭ-nāps')
n.
The junction across which a nerve impulse passes from an axon terminal to a neuron, a muscle cell, or a gland cell.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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