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  • noun

Synonyms for caltrop

tropical annual procumbent poisonous subshrub having fruit that splits into five spiny nutlets

Mediterranean annual or biennial herb having pinkish to purple flowers surrounded by spine-tipped scales

References in periodicals archive ?
Another driver, who had her tire punctured while out running errands, said the caltrops are the same color as the pavement and hard to spot. 
He used intelligence operations to ensure the local population was informed that his forces were armed and ready with nonlethal grenade launchers and shotguns that fired pepper sprays, stinger grenades, flash bangs, and sticky foam, as well as caltrops to supplement various barriers at night.
There was talk of kidnapping the wives and children of the aristocracy and using them as hostages, the manufacture of shells, hand grenades and caltrops, a spiked metal ball thrown on the ground to impede the cavalry horses.
Countermateriel systems include spike strips, caltrops (heavy-gauge steel-puncturing spikes), the Vehicle Lightweight Arresting Device, and Portable Vehicle Arresting Barriers and Running Gear Entanglers, designed to stop moving vessels.
Botanical name English name Hindi name 01 Syzigium cumini Jamun Jamun 02 Trigonella foenum- Fenugreek Methi graecum 03 Azadirachta indica Neem Neem 04 Emblica officinalis Indian gooseberry Aonla 05 Cassia auriculata Cassia Tarwar 06 Gymnema sylvestre Gymnema Gurmar 07 Tribulus terristris Caltrops Gokharu 08 Andrographis paniculata Andrographis Kalmegh 09 Pterocarpus marsupium Pilfar Vijaysar 10 Momordica charantia Bittergourd Karela S.
Nor have there been any notable finds of weapons such as swords, spears or caltrops.
a minefield of sharp granite caltrops waiting to crack shins, elbows and skulls.
Germany's Biodroga salon brand has introduced a slimming gel called Festigendes Creme Gel, which promises to tighten slack abs, firm and tone the skin thanks to a complex of blueberry, lemon peel and small caltrops. Wheat extract firms the skin while apricot oil smooths and moisturizes.
For example, to disable vehicles by deflating their tires, organizations can choose between "caltrops"--steel barbs that cost $10.50 apiece--and a roadside spike strip, which runs for $475.
The most widely used non-lethal weapons are chemical agents, such as tear gas and pepper spray; blunt impact munitions, including rubber bullets and bean bag rounds; diversionary devices, among which are flash/bang grenades and electric shock, and anti-vehicle systems, embracing caltrops and spike strips to deflate tires.
We also looked at the "caltrops", triple spikes thrown down in battle to disable men and horses.
* Caltrops. These spiked devices always land with one point up.
I once had the painful misfortune to slip and fall on one of these botanical caltrops. Impalement led me to quickly respect the ability of the spines to protect the cone and its contents!
Don't confuse rough, thin-skinned water chestnut corms with water caltrops (Trapa bicornis, ling gok in Chinese); the two are not related but both may be labeled water chestnuts.