| barber's itch | Tinea of the beard, occurring as a follicular infection or as a granulomatous lesion; the primary lesions are papules and pustules. Synonym: barber's itch, folliculitis barbae, ringworm of beard, tinea sycosis, trichophytosis barbae. (05 Mar 2000) |
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| barbering | The occupation concerned with the cutting and dressing of the hair of customers and, of men, the shaving and trimming of the beard and mustache. (12 Dec 1998) |
| barberry | <botany> A shrub of the genus Berberis, common along roadsides and in neglected fields. B. Vulgaris is the species best known; its oblong red berries are made into a preserve or sauce, and have been deemed efficacious in fluxes and fevers. The bark dyes a fine yellow, especially. The bark of the root. [Also spelt berberry. Origin: OE. Barbarin, barbere, OF. Berbere. Source: Websters Dictionary (01 Mar 1998) |
| barbet | <zoology> A variety of small dog, having long curly hair. A bird of the family Bucconidae, allied to the Cuckoos, having a large, conical beak swollen at the base, and bearded with five bunches of stiff bristles; the puff bird. It inhabits tropical America and Africa. A larva that feeds on aphides. Origin: F. Barbet, fr.barbe beard, long hair of certain animals. See Barb beard. Source: Websters Dictionary (01 Mar 1998) |
| barbicel | <zoology> One of the small hooklike processes on the barbules of feathers. Origin: NL. Barbicella, dim. Of L. Barba. See 1st Barb. Source: Websters Dictionary (01 Mar 1998) |
| barbiero | Brazilian term for the bloodsucking hemipteran triatomid bug, Panstrongylus megistus, an important vector of Chagas' disease, caused by Trypanosoma cruzi. Origin: Pg. The barber (05 Mar 2000) |
| barbiers | <medicine> A variety of paralysis, peculiar to India and the Malabar coast; considered by many to be the same as beriberi in chronic form. Source: Websters Dictionary (01 Mar 1998) |
| barbital | <chemical> A long-acting barbiturate that depresses most metabolic processes at high doses. It is used as a hypnotic and sedative and may induce dependence. Barbital is also used in veterinary practice for central nervous system depression. Pharmacological action: gaba modulators, sedatives, barbiturate. Chemical name: 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5,5-diethyl- (12 Dec 1998) |
| barbitone | <chemical> A long-acting barbiturate that depresses most metabolic processes at high doses. It is used as a hypnotic and sedative and may induce dependence. Barbital is also used in veterinary practice for central nervous system depression. Pharmacological action: gaba modulators, sedatives, barbiturate. Chemical name: 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5,5-diethyl- (12 Dec 1998) |
| barbiturate | A widely used group of sedative drugs made from barbituric acid. Continual use may result in addiction. Examples include Phenobarbital, secobarbital, pentobarbital, butalbital and amobarbital. (27 Sep 1997) |
| barbiturates | A class of chemicals derived from barbituric acid or thiobarbituric acid. Many of these are medically important as sedatives and hypnotics (sedatives, barbiturate), as anaesthetics, or as anticonvulsants. (12 Dec 1998) |
| barbituric acid | <chemistry> A white, crystalline substance, derived from alloxantin, also from malonic acid and urea, and regarded as a substituted urea. Source: Websters Dictionary (01 Mar 1998) |
| barbiturism | Chronic poisoning by any of the derivatives of barbituric acid; symptoms, which are not very distinctive, include cutaneous eruption accompanied by chills, fever, and headache. (05 Mar 2000) |
| barbotage | A method of spinal anaesthesia in which a portion of the anaesthetic solution is injected into the cerebral spinal fluid, which is then aspirated back into the syringe and reinjected. Origin: Fr. Barboter, to dabble (05 Mar 2000) |
| barbula hirci | The hairs growing from the tragus, antitragus, and incisura intertragica at the opening of the external acoustic meatus. Origin: L. Dim. Of barba, beard, + gen. Sing. Of hircus, goat (05 Mar 2000) |