caltrop

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caltrop

  • /ˈkæltɹəp/ US
  • /ˈkaltɹəp/ UK
  • /ˈkɔːltɹəp/ UK

Rhymes with -æltɹəp, -ɔːltɹəp

Where it comes from

From Middle English calketrappe, from Old English calcatrippe, from Medieval Latin calcatrippa (“thistle”), from Latin calx or calcare (“to tread”) + trappa (“trap”).

noun caltrops

  1. A metal object, usually small, with spikes arranged so that, when thrown onto the ground, one always faces up as a threat to pedestrians, horses, and vehicles (also used as a heraldic charge). […] her father, the emperor Alexius, who reigned AD 1081-1118, ordered caltrops to be cast in front of his archers […]

    Similar: crow's foot, crowfoot, jackrock, cheval trap

  2. colloquial The starthistle, Centaurea calcitrapa, a plant with sharp thorns.

    Similar: knapweed

  3. 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.

Translations

Every language

noun weaponry

Españolabrojo
한국어마름쇠 mareumsoe
日本語鉄菱 tetsubishi
中文蒺藜 jílí
Portuguêsabrolho, estrepe, miguelito
Françaischausse-trape, pied de corbeau
DeutschKrähenfuß, Fußangel
Italianotribolo, piede di corvo
Русскийчесно́к česnók, про́волочный ёж próvoločnyj jož
Tiếng Việtchông sắt
العربيةحَسَك ḥasak

noun starthistle

Españolencojaperros, garbanzo del cura
中文紫星薊 /紫星蓟 zǐxīngjì
Portuguêsabrolho
Françaiscentaurée chausse-trape, chardon étoilé
Русскийвасилёк колючеголо́вый vasiljók koljučegolóvyj

noun Tribulus terrestris

Españolabrojo terrestre, cadillo, cuerno de chivo, tribulo, cruz maltesa
日本語ハマビシ hamabishi
中文蒺藜 jílí
Portuguêsabrolho
Françaistribule terrestre
Italianotribulo comune
Românăcolții-babei
Русскийя́корец сте́лющийся jákorec stéljuščijsja, я́корец назе́мный jákorec nazémnyj
العربيةحَسَك ḥasak

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Cite this
MLA

"caltrop." Wiktionary, via Micwyn, micwyn.com/word/caltrop. Accessed 6 Nov. 2026.

APA

caltrop. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/caltrop

Chicago

"caltrop." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/caltrop.

BibTeX
@misc{caltrop_2026,
  title = {caltrop},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/caltrop},
  urldate = {2026-11-06}
}