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Crossword clues for poisonous

Longman Dictionary of Contemporary English
a poisonous substance (also a noxious substanceformal) (= harmful to people)
▪ Cigarette smoke contains several poisonous substances.
a poisonous/toxic gas
▪ Carbon monoxide is the main poisonous gas in car exhaust.
a poisonous/venomous snake
▪ He warned me there were poisonous snakes in the region.
▪ What should you do if your child has eaten a poisonous plant?
toxic/poisonous (=containing poison)
▪ The chemicals that were released were highly toxic.
▪ Carbon monoxide is present in all cigarette smoke and is also the poisonous gas in car exhausts.
▪ If hydrogen sulfide or some other poisonous gas is detected, Donahue dons an airtight breathing device and a hard hat.
▪ In addition, there was the constant danger of poisonous gas.
▪ The barrier of poisonous gas appeared to be less penetrable than the rock that had been tunnelled through.
▪ Carbon monoxide, a colourless, odourless and poisonous gas, is produced by incomplete combustion of carbon in fuels.
▪ Pilot Tom Hauptman flew his helicopter into clouds of steaming, poisonous gas.
▪ The poisonous gas is called carbon monoxide and gas appliances can produce it if they're not regularly serviced.
▪ Carbon monoxide Carbon monoxide is a poisonous gas which, when inhaled, limits the body's capacity to absorb oxygen.
▪ Some emit poisonous gases which kill or temporarily paralyse any insects who attempt a meal.
▪ By then the influence of anaerobic decomposition and poisonous gases will have become obvious.
▪ Consequently poisonous gases arise to adversely affect the medium.
▪ And for children, there are even more hazards: from ponds to poisonous plants and chemicals.
▪ The Yew tree is one of the most poisonous plants in the countryside.
▪ The poor world has great potential in this respect, including some 2,000 divisions of poisonous plants which might become pest killers.
▪ Many of the animals are hostile to humans: for example, poisonous snakes and fierce mountain cats.
▪ The air is filled with a dingo's howl, the footpaths alive with the poisonous snakes on their slithering nocturnal hunt.
▪ Ruby Wax found some real wackos in West Virginia-loons who use poisonous snakes in religious ceremonies.
▪ The poisonous snakes invite a certain deference, and the rattlesnake is even canned occasionally for human consumption.
▪ In popular mythology poisonous snakes are always ready and waiting for the chance to strike out and kill their attackers.
▪ While on a mission, Paul was bitten by a poisonous snake.
▪ By the way, I don't keep any poisonous snakes.
▪ The King Cobra, or Hamadryad, is the largest of all poisonous snakes.
▪ Botulism toxin from bacteria prevents the release of acetylcholine and is the most poisonous substance known.
▪ If there is evidence or suspicion of drugs or poisonous substances having been taken.
▪ Hangovers are actually the body's response of shock at being subjected to a substantial dose of a poisonous substance.
▪ Cube Boxfish can release a poisonous substance if badly-handled or attacked.
▪ The thick, unbreathable atmosphere carries traces of what to us are corrosive and poisonous substances.
poisonous snakes
▪ Carbon monoxide is a highly poisonous gas, mostly produced by cars.
▪ Citizens demanded that the mayor apologize for his poisonous racist comments.
▪ Don't drink that -- it's poisonous!
▪ Many of our rivers are full of poisonous chemicals.
▪ The adder is the only poisonous snake in Britain.
▪ The boy died after eating poisonous berries.
▪ The plant's white berries are extremely poisonous.
▪ A mimetic butterfly is one that resembles another kind of butterfly-usually a poisonous one.
▪ Forest Goblin Shamans keep small poisonous spiders in their mouths.
▪ It just seems bad, poisonous, as if anything at all could happen.
▪ It was the Mirror too which exposed the massive government cover-up last year over the poisonous waste being dumped on our beaches.
▪ Rincewind wondered if it was poisonous, then chided himself for asking such a silly question.
▪ She would probably marry one of those men with faces like mirrors, Gatsby-men, poisonous and charming.
▪ The air is filled with a dingo's howl, the footpaths alive with the poisonous snakes on their slithering nocturnal hunt.
▪ Those flowers are poisonous, child, and their perfume is a miasma.
The Collaborative International Dictionary

Poisonous \Poi"son*ous\, a. Having the qualities or effects of poison; venomous; baneful; corrupting; noxious.
--Shak. -- Poi"son*ous*ly, adv. -- Poi"son*ous*ness, n.

Douglas Harper's Etymology Dictionary

1570s, from poison (n.) + -ous. Failed 16c. rivals were poisonsome, poisonful, poisony. Earlier poisoned was used (late 15c.). Related: Poisonously; poisonousness.


a. 1 Containing sufficient poison to be dangerous 2 (context of an animal English) Inedible due to containing poison; poisonous to eat

  1. adj. having the qualities or effects of a poison [syn: toxicant]

  2. not safe to eat

  3. marked by deep ill will; deliberately harmful; "a malevolent lie"; "poisonous his eyes"- Ernest Hemingway; "venomous criticism"; "vicious gossip" [syn: venomous, vicious]


Usage examples of "poisonous".

Montpelier, then fissioned in a purposely ugly way in such a way as to create like hellacious amounts of highly poisonous radioactive wastes, which are mixed with heavy water and specially heated-zirconium-piped through special heavily guarded heated zirconium pipes back down to Montpelier as raw materiel for the massive poisons needed for toxic lithiumization and waste-intenseness and annular fusion.

In one poisonous sample which it fell to my lot to investigate, the evil had been caused by the sophistication of the anotta, employed for colouring cheese.

Depletion of the blood by drastic and poisonous medicines, such as antimony and mercurials, hemorrhages and blood-letting, syphilis, excessive mental or physical labor, as well as a too early use and abuse of the sexual organs, all tend to waste the blood, reduce the tone of the system, and develop scrofula.

This could not have been good for his health, because some of the preparations contained compounds of mercury and antimony, which are poisonous.

He knew so little of its use that he tried to eat the fruit, or poisonous berries, of the plant.

Moreover, the red berries, or their coloured fleshy cups, are not poisonous when taken in moderation, but rejecting the seeds.

Thus, calcium atoms make up an active metal that would be quite poisonous to living tissue, but calcium ions are much blander and are necessary components of living tissue.

If we are killed in an ambush or blown up on a mine, we will be wearing clean brookies, our best dresses, red and black necklaces made out of the very poisonous seeds from lucky-bean trees.

There were times in which the thought would force itself upon my consciousness, How long is the universe to look upon this dreadful experiment of a malarious planet, with its unmeasurable freight of suffering, its poisonous atmosphere, so sweet to breathe, so sure to kill in a few scores of years at farthest, and its heart-breaking woes which make even that brief space of time an eternity?

He committed the wild imprudence of traversing the Maremma in August, and was killed by the poisonous exhalations.

She dropped the poisonous monkshood rootstock and leaves into her burner, then took out her rose quartz.

Pipichari has given me a small quantity of the poisonous paste, and has also taken me to see the plant from the root of which it is made, the Aconitum Japonicum, a monkshood, whose tall spikes of blue flowers are brightening the brushwood in all directions.

True, he had not consciously expected Hempnell to manifest any physical stench of evil, any outward sign of a poisonous inward neurosis -- or whatever it was he was battling.

Experiments upon living animals have proved that absorption of poisonous substances occurs, even when all communication by way of the lacteals and lymphatics is obstructed, the passage by the blood-vessels alone remaining.

The polyhedron shattered into six or seven pieces, releasing neither poisonous gas nor embryonic alien beings.