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Synonyms

porcupine

American  
[pawr-kyuh-pahyn] / ˈpɔr kjəˌpaɪn /

noun

porcupines plural
  1. any of several rodents covered with stiff, sharp, erectile spines or quills, as Erethizon dorsatum of North America.


porcupine British  
/ ˈpɔːkjʊˌpaɪn /

noun

  1. any of various large hystricomorph rodents of the families Hystricidae, of Africa, Indonesia, S Europe, and S Asia, and Erethizontidae, of the New World. All species have a body covering of protective spines or quills

"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

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Etymology

Origin of porcupine

1375–1425; late Middle English porcupyne, variant of porcapyne; replacing porke despyne < Middle French porc d'espine thorny pig. See pork, spine

Explanation

A porcupine is a prickly rodent, a round forest animal that's covered in sharp, protective quills. How do you pet a porcupine? Very, very carefully. Porcupine comes from Latin roots, porcus, "pig," and spina, "spine or quill." Fittingly, a regional name for the porcupine is "quill pig." The porcupine is famous for its spines, which become spikier when it's afraid or angry. Less well known is the fact that porcupines also clatter their teeth loudly as a warning — all the more reason for your dog to feel embarrassed after she ends up with a nose full of porcupine quills.

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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.

See Examples For:

What followed was a comedy of errors including military drills that outpaced anything this group of office workers had in mind, a rogue porcupine, stranded airplanes and one syringe to the butt of an employee.

From The Wall Street Journal Apr. 6, 2026

The next day I got up and went over to get in the shower and there was a porcupine.

From The Wall Street Journal Apr. 6, 2026

The hollow spikes may have served as a defensive adaptation, functioning in a way similar to the quills of a porcupine by discouraging predators from attacking.

From Science Daily Feb. 18, 2026

“I’m on stage with my target stick, my equipment, and having a porcupine do circles, follow me, roll a ball,” said Jadyn Carnicella, 20, a Simi Valley resident.

From Los Angeles Times Nov. 11, 2025

“Two years ago. My birthday. I found a package on my front step. A porcupine necktie. I never found out who gave it to me.”

From "Stargirl" by Jerry Spinelli

Paterson and Gower used visual references from porcupines to animal embryonic sacks.

From Los Angeles Times Jun. 1, 2026

They lack the adorable charisma of chinchillas, porcupines, moles or rats, though.

From Salon May 11, 2025

Raccoon dogs, masked palm civets, hoary bamboo rats and Malayan porcupines have transmitted bat coronaviruses before, the study authors noted.

From Los Angeles Times Sep. 21, 2024

Other animals identified as a potential source of the pandemic were the masked palm civet, which was also associated with the Sars outbreak in 2003, as well as hoary bamboo rats and Malayan porcupines.

From BBC Sep. 19, 2024

And humans had the cassava roots all to themselves, since pigs, porcupines, and other animals wouldn’t touch them.

From "The Omnivore's Dilemma" by Michael Pollan

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