spinous
/'spainəs/
Học thuậtThân thiện
Definition
- Adjective:
- Shaped like a spine or thorn: Having a sharp, pointed, or slender projection resembling a spine or thorn.
- Having spines: Covered with or characterized by the presence of spines; spiny.
Usage
The adjective "spinous" is used to describe physical objects, typically in biological, anatomical, or botanical contexts. It modifies nouns to indicate a sharp, pointed, or spiky quality. - It describes shape: resembling a spine. - It describes possession: having spines.
Examples
- Describing shape:
- The plant has spinous leaves that deter herbivores.
- Under the microscope, the crystal structure appeared spinous.
- Describing possession:
- The spinous process is a bony projection on each vertebra.
- Cacti are classic examples of spinous plants.
Advanced Usage
- Anatomical Terminology: In anatomy, "spinous" is frequently used in terms like "spinous process" (a part of a vertebra).
- The surgeon carefully avoided the spinous processes during the procedure.
- Figurative Use (Rare): Can be used metaphorically to describe something sharply critical or pointed in nature.
- Her spinous critique left the author speechless.
Variants and Related Words
- Spiny (adj): The more common synonym, meaning full of or covered with spines; thorny.
- The spiny hedgehog rolled into a ball.
- Spine (n): The sharp, pointed structure from which the adjective is derived.
- Spinose (adj): A less common variant, essentially synonymous with "spinous."
Synonyms
- Prickly
- Thorny
- Barbed
- Bristly
Antonyms
- Smooth
- Blunt
- Rounded
Notes
- "Spinous" vs. "Spiny": While often interchangeable, "spinous" is more common in technical, especially anatomical, contexts (e.g., spinous process). "Spiny" is the preferred term in general and biological descriptions (e.g., spiny anteater, spiny lobster).
- The word is derived from Latin , from meaning "thorn, spine."
Adjective
- shaped like a spine or thorn
- having spines
- the dorsal fin is spinous