caltrop

Fetched 2026-10-26 (cache).

Synonyms: caltrap, calthrop

Antonyms: caltrap, calthrop

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{senseid|en|weaponry}} {{lb|en|weaponry}} A metal object, usually small, with [[spike]]s 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). {{C|en|Heraldic charges}}
2. {{senseid|en|starthistle, Centaurea calcitrapa}} {{lb|en|colloquial}} The [[starthistle]], {{taxlink|Centaurea calcitrapa|species}}, a plant with sharp [[thorn#Noun|thorn]]s.
3. {{senseid|en|any of various plants of the family Zygophyllaceae}} Any of a number of [[flowering]] plants in the family {{taxfmt|Zygophyllaceae|family}}, including several members of the genus {{taxlink|Kallstroemia|genus}} and the species {{taxfmt|Tribulus terrestris|species}}, native to warm [[temperate]] and [[tropical]] regions.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.