nociceptor

noun
no·​ci·​cep·​tor | \ ˌnō-si-ˈsep-tər How to pronounce nociceptor (audio) \

Definition of nociceptor

: a receptor (as in the skin) for nociceptive stimuli : a pain sense organ

Examples of nociceptor in a Sentence

Recent Examples on the Web At the anatomical level, fish have neurons known as nociceptors, which detect potential harm, such as high temperatures, intense pressure, and caustic chemicals. Ferris Jabr, Smithsonian, "It’s Official: Fish Feel Pain," 8 Jan. 2018 Acute pain begins with nociceptors—long neurons that originate in the spinal cord and end as thin fibers in the skin. Erika Hayasaki, WIRED, "How a Single Gene Could Become a Volume Knob for Pain," 18 Apr. 2017

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

First Known Use of nociceptor

1906, in the meaning defined above

History and Etymology for nociceptor

noci- (in nociceptive) + (re)ceptor

Keep scrolling for more

Learn More about nociceptor

Time Traveler for nociceptor

Time Traveler

The first known use of nociceptor was in 1906

See more words from the same year

Statistics for nociceptor

Cite this Entry

“Nociceptor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nociceptor. Accessed 26 May. 2020.

Keep scrolling for more

More Definitions for nociceptor

nociceptor

noun
no·​ci·​cep·​tor | \ -ˈsep-tər How to pronounce nociceptor (audio) \

Medical Definition of nociceptor

: a receptor for injurious or painful stimuli : a pain sense organ

More from Merriam-Webster on nociceptor

Britannica.com: Encyclopedia article about nociceptor

Comments on nociceptor

What made you want to look up nociceptor? 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

Obscure Shapes

  • a pile of three dimensional shapes in green
  • Something that is ooid is shaped like:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

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!