The difference between Caltrop and Knapweed

When used as nouns, caltrop means 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, whereas knapweed means any of various common weeds of the genus centaurea especially .

check bellow for the other definitions of Caltrop and Knapweed

  1. Caltrop as a noun (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.

  2. Caltrop as a noun (heraldry):

    The same object represented as a heraldic charge.

  3. Caltrop as a noun (colloquial):

    The starthistle, , a plant with sharp thorns.

  4. Caltrop as a noun:

    Any of a number of flowering plants in the family Zygophyllaceae, including several members of the genus and the species Tribulus terrestris, native to warm temperate and tropical regions.

  1. Knapweed as a noun:

    Any of various common weeds of the genus Centaurea especially .

Compare words:

Compare with synonyms and related words: