caltrop
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English[edit]
Alternative forms[edit]
Etymology[edit]
From Old English calcatrippe (“plant that trips”), from Medieval Latin calcatrippa (“thistle”), from Latin calx or calcare + trappa.
Pronunciation[edit]
- (US) enPR: kăl'trəp, IPA(key): /ˈkæltɹəp/
- Rhymes: -æltɹəp
- (UK) enPR: kôl'trəp, IPA(key): /ˈkɔːltɹəp/
Audio (UK) (file) - Rhymes: -ɔːltɹəp
Noun[edit]
caltrop (plural caltrops)
- (weaponry) A small, metal object with spikes arranged so that, when thrown onto the ground, one always faces up as a threat to pedestrians, horses, and vehicles.
- 1858, The journal of the British Archaeological Association
- […] her father, the emperor Alexius, who reigned AD 1081-1118, ordered caltrops to be cast in front of his archers […]
- 1954, Joseph Needham, Ling Wang, Science and civilisation in China
- By Sung times, several different types of caltrops had been developed. As in earlier times, both caltrops could be made from both wood and iron...
- 2000, Alan Vick, Aerospace operations in urban environments: exploring new concepts:
- Caltrops, tetrahedrons, and similar devices are designed to puncture vehicle tires or limit foot traffic. The standard design has four points.
- 1858, The journal of the British Archaeological Association
- (heraldry) The same object represented as a heraldic charge.
- (colloquial) The starthistle, Centaurea calcitrapa, a plant with sharp thorns.
- Any of a number of flowering plants in the family Zygophyllaceae, including several members of the genus Kallstroemia and the species Tribulus terrestris, native to warm temperate and tropical regions.
Synonyms[edit]
- (weaponry): caltrap, galtrop, cheval trap, galthrap, galtrap, calthrop, crow’s foot
- (starthistle): knapweed
- (Tribulus terrestris): puncturevine, cat's head, yellow vine, goathead, burra, gokharu, bindii.
Derived terms[edit]
Coordinate terms[edit]
- (weaponry): spike strip
Translations[edit]
weaponry
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starthistle
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Tribulus terrestris
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See also[edit]
caltrop on Wikipedia.Wikipedia
Centaurea calcitrapa on Wikipedia.Wikipedia
Kallstroemia on Wikipedia.Wikipedia
Tribulus terrestris on Wikipedia.Wikipedia
Categories:
- English terms inherited from Old English
- English terms derived from Old English
- English terms derived from Medieval Latin
- English terms derived from Latin
- English 2-syllable words
- English terms with IPA pronunciation
- Rhymes:English/æltɹəp
- English terms with audio links
- Rhymes:English/ɔːltɹəp
- English lemmas
- English nouns
- English countable nouns
- en:Weapons
- English terms with quotations
- en:Heraldry
- English colloquialisms
- en:Caltrop family plants
- en:Thistles