Old World porcupine

noun

: a porcupine of the family Hystricidae

especially : a rather bulky short-tailed terrestrial porcupine of the common widely distributed genus Hystrix

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now