calthrop
زبان مبدأ: انگلیسی
ترجمه به فارسی
- واژهنامه · Merriam-Webster Collegiate Dictionary cal·trop n. Pronunciation: ' kal-trəp, ' ko ̇ l- Variant: also cal·throp \-thrəp\ Function: noun Etymology: Middle English caltrappe, alteration of calketrappe star thistle, from Old English calcatrippe, from Medieval Latin calcatrippa Date: 15th century 1 a plural but singular or plural in construction : STAR THISTLE 1 b : PUNCTURE VINE also : any of various related herbs (genera Tribulus and Kallstroemia ) of the same family (Zygophyllaceae, the caltrop family) 2 : a device with four metal points so arranged that when any three are on the ground the fourth projects upward as a hazard to the hooves of horses or to pneumatic tires