horseshoe crab
معنی کامل و مثالها
● (جانور شناسی) خرچنگ نعلی (راستهی Xiphosura و ردهی Merostomata)
ریشه و کاربرد
ریشه
Derived from the English words 'horseshoe' and 'crab'. Named for the distinctive shape of the crab's shell.
مثال
- The horseshoe crab is a living fossil, having existed for over 300 million years.
- Horseshoe crabs are harvested for their blue blood, which is used in medical testing.
- The horseshoe crab's tail is not a stinger, but a tool for righting itself if it gets flipped over.
ترکیبهای رایج
Horseshoe crab species Horseshoe crab blood Horseshoe crab habitat
تعریف انگلیسی
noun
- large marine arthropod of the Atlantic coast of North America having a domed carapace that is shaped like a horseshoe and a stiff pointed tail; a living fossil related to the wood louse