(n.) Any one of the acalephs, esp. one of the larger species, having a jellylike appearance. See Medusa.
Example Sentences:
(1) When Matt Slater went swimming with his dog Mango in a Cornish estuary this month, he bumped into a barrel jellyfish.
(2) In-hospital resuscitation from unresponsive circulatory arrest should now involve intravenously-administered verapamil (or its equivalent) and additional box-jellyfish antivenom, while the patient is being monitored.
(3) The ultrastructure and major soluble proteins of the transparent eye lens of two cubomedusan jellyfish, Tripedalia cystophora and Carybdea marsupialis, have been examined.
(4) I was sitting in the room, reading all the negativity and death threats, and by now the helium balloons were half-full, hovering like jellyfish.
(5) I know a little about the jellyfishes of Australia because when I worked there for the Guardian, poisonous species such as the box jellyfish would occasionally kill a luckless swimmer off the tropical north coast.
(6) The survey for the UK, which asks people to report jellyfish they see in the sea or on beaches, comes after a mass invasion of thousands of miles of the Mediterranean coastline by millions of jellyfish in June, affecting tourists who head there in the summer.
(7) Both women reported having been stung by jellyfish a month earlier.
(8) These cases corroborate the vascular and neurogenic injury, which previously have been reported in experimental animals and in human patients, that may result from jellyfish venoms.
(9) Contact with the tentacles of the jellyfish had produced characteristic whiplash-like weals on the skin.
(10) Among the newly created MCZs are Mounts Bay, covering St Michael’s Mount and the Marazion where seagrass, stalked jellyfish and crayfish live, and Greater Haig Fras, the only substantial area of rocky reef in the Celtic Sea.
(11) The few skin reactions obtained confirm the low dermototoxicity of the jellyfish studied.
(12) Jellyfish stings should be recognised as an unusual variant of the numerous causes which have been described for Mondor's disease.
(13) From intrepid turtles to pioneering jellyfish, a host of animals have made their mark as the unsung heroes of space exploration.
(14) Mechanisms that cause reentry were defined in rings of tissue cut from jellyfish as early as 1906 by Mayer.
(15) Also featured are the puffer fish, dung beetle, veiled chameleon and moon jellyfish.
(16) It's hard not to describe this creature without resorting to multiple similes – it's like a mushroom, an umbrella, a beating heart, an alien lifeform – all of which diminish its glory, as indeed does the word "jellyfish".
(17) This isn’t just about the effect on other species,” said Stefano Piraino, a jellyfish expert at the University of Salento, and one of the 18 signatories.
(18) Jellyfish appear to be on the increase globally, which may be part of a natural cycle or linked to factors caused by humans such as pollution, over-fishing or even climate change, experts said.
(19) Aequorin, a Ca(II)-sensitive bioluminescent protein from jellyfish, emits light at 469 nm from an excited state of a substituted pyrazine (oxyluciferin) which results from the oxidation of a chromophore molecule that is noncovalently bound to the protein.
(20) A new cytolysin has been isolated from the nematocysts of the jellyfish, Rhizostoma pulmo, and named rhizolysin.
Nettle
Definition:
(n.) A plant of the genus Urtica, covered with minute sharp hairs containing a poison that produces a stinging sensation. Urtica gracitis is common in the Northern, and U. chamaedryoides in the Southern, United States. the common European species, U. urens and U. dioica, are also found in the Eastern united States. U. pilulifera is the Roman nettle of England.
(v. t.) To fret or sting; to irritate or vex; to cause to experience sensations of displeasure or uneasiness not amounting to violent anger.
Example Sentences:
(1) The news that ITV1 plans to continue Midsomer Murders despite the retirement of John Nettles – through a cousin of the central detective, introduced last night – is not surprising.
(2) A frequent cause of contact urticaria is skin exposure to the common stinging nettle (Urtica dioica).
(3) The footpaths I followed became swamped with knapweed, bramble and nettle.
(4) The UCI should have grasped that nettle a long time ago and put credibility back into our sport."
(5) They meticulously slotted together details to give a painstaking picture of the events that led up to the girls' disappearance, and then away from it; the innocent before and the nightmarish after; the last known seconds of the girls' meandering progress through familiar streets, arms linked, and then the frantic, increasingly heart-rending search that came to an end when the naked and decomposing - and, as we now know, partially burned - bodies of the two friends were found lying together, limbs tangled, at the bottom of a deep and muddy ditch, where the nettles grew tall.
(6) Dairy farmer Dave Lawrence took the Guardian to the spot where the beavers are usually seen, close to an island in the river thick with nettles, willow and thistles.
(7) He does not come to this court with clean hands,” Nettle said.
(8) 35% by three pollens responsible for the so-called spring pollinosis, and 50% by weeds (plantain, nettle, mugwort) the cause of late summer pollinosis.
(9) The committee declined to grasp this nettle for no better reason than "the media industry itself is not united on the desirability of privacy legislation" – well, it wouldn't be, would it?
(10) The precise relationship between sea nettle venom and the observed clinical responses is not known.
(11) Very low amounts of pigweed-type and nettle pollen appear in April.
(12) The urticaria is accompanied by a stinging sensation lasting longer than 12 h. Little is known of the cellular and molecular mechanism of stinging-nettle urticaria.
(13) Dudgeon, who appeared alongside Caroline Quentin in the BBC comedy Life of Riley, will play a cousin of Nettles' character Tom Barnaby, John Barnaby, who also works in the police force.
(14) A comparison of methods for preparing a jellyfish nematocyst suspension from sea nettle (Chrysaora quinquecirrha) fishing tentacles at the beachside was conducted.
(15) After Application of a tourniquet (180 - 200 mm Hg) to test persons no weals were formed after contact with nettles in a period of 10 minutes.
(16) Ninety-eight individuals took part in a double-blind randomized study comparing the effects of a freeze-dried preparation of Urtica dioica (stinging nettles) with placebo on allergic rhinitis.
(17) The cardiotoxicity and polypeptide content of sea nettle (Chrysaora quinquecirrha) polyps and cysts were studied.
(18) Products Revitalift, PerfectSlim, Age Perfect, Lancôme, Maybelline, Helena Rubinstein, Kiehl's, Ellnett, Studio Line, Kerastase, Redken, Giorgio Armani, Ambre Solaire, Fructis They say "Fights the changes that threaten the youthfulness of your face" (Revitalift) "After eight days, skin is 41% firmer and 89% more toned" (PerfectSlim, test on 24 women) "Fights sagging" (Age Perfect) Celebrity faces Natalie Imbruglia, Milla Jovovich, Beyoncé Knowles, Claudia Schiffer Advertising "Because I'm worth it" (Jennifer Aniston, Andie MacDowell) Products Carrot Daily Hydrating Moisturiser, Grape Seed Glossing Serum, Hemp Face Protector, Seaweed Moisture Cream, Nettle Oil Balance Shampoo They say "You are a woman.
(19) While poor Craig was foraging for nettles and chip scraps in the wilderness (the grass next to the railway viaducts), something strange was happening.
(20) It’s about people taking responsibility and grasping the nettle of their own independence.” “We’re increasingly sceptical about big sweeping changes,” added Mike Adamson, chief executive of British Red Cross.