| pescovegetarian | A vegetarian who consumes dairy products, eggs, and fish, but does not consume other animal flesh. (05 Mar 2000) |
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| pessaries | Instruments placed in the vagina to support the uterus or rectum or to serve as a contraceptive device. (12 Dec 1998) |
| pessary | 1. <apparatus> An instrument placed in the vagina to support the uterus or rectum or as a contraceptive device. 2. <pharmacology> A medicated vaginal suppository. Origin: L. Pessarium (18 Nov 1997) |
| pessary cell | A red blood cell in which the haemoglobin has disappeared from the centre, leaving only the periphery visible. (05 Mar 2000) |
| pessary corpuscle | An elongated red blood cell with haemoglobin concentrated in the peripheral portion. (05 Mar 2000) |
| pessimism | 1. <psychology> The opinion or doctrine that everything in nature is ordered for or tends to the worst, or that the world is wholly evil; opposed to optimism. 2. A disposition to take the least hopeful view of things. Origin: L. Pessimus worst, superl. Of pejor worse: cf. F. Pessimisme. Cf. Impair. Source: Websters Dictionary (01 Mar 1998) |
| pessimist | 1. <psychology> One who advocates the doctrine of pessimism; opposed to optimist. 2. One who looks on the dark side of things. Origin: L. Pessimus worst: cf. F. Pessimiste. Source: Websters Dictionary (01 Mar 1998) |
| pessimistic | <psychology> Of or pertaining to pessimism; characterised by pessimism; gloomy; foreboding. "Giving utterance to pessimistic doubt." Source: Websters Dictionary (01 Mar 1998) |
| pessulus | Origin: L, a bolt. <anatomy, ornithology> A delicate bar of cartilage connecting the dorsal and ventral extremities of the first pair of bronchial cartilages in the syrinx of birds. Source: Websters Dictionary (01 Mar 1998) |
| pest | A general term for organisms (rats, insects, etc.) which may cause illness or damage or consume food crops and other materials important to humans. (09 Oct 1997) |
| pest control | The reduction or regulation of the population of noxious, destructive, or dangerous insects or other animals. (12 Dec 1998) |
| pest control, biological | The use of biological mechanisms, usually involving living organisms such as bacteria, for the reduction or regulation of the population of noxious, destructive, or dangerous pests. Environmental concerns have focused attention on natural forms of disease control as potentially safe and effective alternatives to chemical pesticides. This has led to increased efforts to develop control strategies that rely on natural predators and parasites or that involve genetically engineered microbial pest control agents. (12 Dec 1998) |
| PEST sequence | Amino acid motif that is thought to target cytoplasmic proteins for rapid proteolytic degradation. (18 Nov 1997) |
| peste des petits ruminants virus | A highly contagious systemic disease of sheep and goats in West Africa, caused by a morbillivirus called peste des petits ruminants virus. It is characterised by fever, anorexia, a necrotic stomatitis with gingivitis, diarrhoea and can often cause a severe, often fatal enteritis and pneumonia. (20 Sep 2002) |
| pester | 1. To trouble; to disturb; to annoy; to harass with petty vexations. "We are pestered with mice and rats." (Dr. H. More) "A multitude of scribblers daily pester the world." (Dryden) 2. To crowd together in an annoying way; to overcrowd; to infest. "All rivers and pools . . . Pestered full with fishes." (Holland) Origin: Abbrev. Fr. Impester, fr. OF. Empaistrier, empestrer, to entangle the feet or legs, to embarrass, F. Empetrer; pref. Em-, en- (L. In in) + LL. Pastorium, pastoria, a fetter by which horses are prevented from wandering in the pastures, fr. L. Pastorius belonging to a herdsman or shepherd, pastor a herdsman. See In, and Pasture, Pastor. Source: Websters Dictionary (01 Mar 1998) |
Synonyms : Pesticide Residue, Residue, Pesticide, Residues, Pesticide
Synonyms : Synergists, Pesticide
Synonyms :
Synonyms : Pestiviruses
Synonyms : Infections, Pestivirus, Infection, Pestivirus, Pestivirus Infection
| pest |
plague: a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal plague: any epidemic disease with a high death rate a persistently annoying person any unwanted and destructive insect or other animal that attacks food or crops or livestock etc.; "he sprayed the garden to get rid of pests"; "many pests have developed resistance to the common pesticides"
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| pesticide |
a chemical used to kill pests (as rodents or insects)
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| pestiferous |
contaminated: contaminated with infecting organisms; "dirty wounds"; "obliged to go into infected rooms"- Jane Austen pestilent: likely to spread and cause an epidemic disease; "a pestilential malignancy in the air"- Jonathan Swift; "plaguey fevers" corruptive: tending to corrupt or pervert annoying: causing irritation or annoyance; "tapping an annoying rhythm on his glass with his fork"; "aircraft noise is particularly bothersome near the airport"; "found it galling to have to ask permission"; "an irritating delay"; "nettlesome paperwork"; "a pesky mosquito"; "swarms of pestering gnats"; "a plaguey newfangled safety catch"; "a teasing and persistent thought annoyed him"; "a vexatious child"; "it is vexing to have to admit you are wrong"
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| pestilence |
plague: a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal plague: any epidemic disease with a high death rate a pernicious and malign influence that is hard to get rid of; "racism is a pestilence at the heart of the nation"; "according to him, I was the canker in their midst"
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| pestilential |
pestilent: likely to spread and cause an epidemic disease; "a pestilential malignancy in the air"- Jonathan Swift; "plaguey fevers"
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| pes | the basic unit of money in Guinea-Bissau |
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| pes | the basic unit of money in Mexico |
| pes | the basic unit of money in the Philippines |
| pes | the basic unit of money in Uruguay |
| pes | a contraceptive device consisting of a flexible dome-shaped cup made of rubber or plastic |
| pes | of an organism's environment |
| pes | a general disposition to look on the dark side and to expect the worst in all things |
| pes | the feeling that things will turn out badly |
| pes | a person who expects the worst |
| pes | expecting the worst in this worst of all possible worlds |
| pes | with pessimism |
| pes | of an organism's environment |