| betony | Origin: OE. Betony, betany, F. Betoine, fr. L. Betonica, vettonica. <botany> A plant of the genus Betonica (Linn). The purple or wood betony (B. Officinalis, Linn) is common in Europe, being formerly used in medicine, and (according to Loudon) in dyeing wool a yellow colour. Source: Websters Dictionary (01 Mar 1998) |
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| betroth | 1. To contract to any one for a marriage; to engage or promise in order to marriage; to affiance; used especially. Of a woman. "He, in the first flower of my freshest age, Betrothed me unto the only heir." (Spenser) "Ay, and we are betrothed." (Shak) 2. To promise to take (as a future spouse); to plight one's troth to. "What man is there that hath betrothed a wife, and hath not taken her?" (Deut. Xx. 7) 3. To nominate to a bishopric, in order to consecration. Origin: Pref. Be- + troth, i. E, truth. See Truth. Source: Websters Dictionary (01 Mar 1998) |
| Bettendorff's test | A test for arsenic; after mixing the suspected fluid with hydrochloric acid a solution of stannous chloride is added; when a piece of tin foil is then added, a brown precipitate forms. (05 Mar 2000) |
| Bettendorff, Anton | <person> German chemist, 1839-1902. See: Bettendorff's test. (05 Mar 2000) |
| better | Compar. Of Good. [OE. Betere, bettre, and as adv. Bet, AS. Betera, adj, and bet, adv.; akin to Icel. Betri, adj, betr, adv, Goth. Batiza, adj, OHG. Bezziro, adj, baz, adv, G. Besser, adj. And adv, bass, adv, E. Boot, and prob. To Skr. Bhadra excellent. See Boot advantage, and cf. Best, Batful. 1. Having good qualities in a greater degree than another; as, a better man; a better physician; a better house; a better air. "Could make the worse appear The better reason." (Milton) 2. Preferable in regard to rank, value, use, fitness, acceptableness, safety, or in any other respect. "To obey is better than sacrifice." (1 Sam. Xv. 22) "It is better to trust in the Lord than to put confidence in princes." (Ps. Cxviii. 9) 3. Greater in amount; larger; more. 4. Improved in health; less affected with disease; as, the patient is better. 5. More advanced; more perfect; as, upon better acquaintance; a better knowledge of the subject. All the better. See All, Better half, an expression used to designate one's wife. "My dear, my better half (said he), I find I must now leave thee." (Sir P. Sidney) To be better off, to be in a better condition. Had better. (See Had). The phrase had better, followed by an infinitive without to, is idiomatic. The earliest form of construction was "were better" with a dative; as, "Him were better go beside." i. E, It would be better for him, etc. at length the nominative (I, he, they, etc) supplanted the dative and had took the place of were. Thus we have the construction now used. "By all that's holy, he had better starve Than but once think this place becomes thee not." (Shak) 1. To improve or ameliorate; to increase the good qualities of. "Love betters what is best." (Wordsworth) "He thought to better his circumstances." (Thackeray) 2. To improve the condition of, morally, physically, financially, socially, or otherwise. "The constant effort of every man to better himself." (Macaulay) 3. To surpass in excellence; to exceed; to excel. "The works of nature do always aim at that which can not be bettered." (Hooker) 4. To give advantage to; to support; to advance the interest of. "Weapons more violent, when next we meet, May serve to better us and worse our foes." (Milton) Synonym: To improve, meliorate, ameliorate, mend, amend, correct, emend, reform, advance, promote. Origin: AS. Beterian, betrian, fr. Betera better. See Better. Source: Websters Dictionary (01 Mar 1998) |
| bettong | <zoology> A small, leaping Australian marsupial of the genus Bettongia; the jerboa kangaroo. Origin: Native name. Source: Websters Dictionary (01 Mar 1998) |
| betty | 1. [Supposed to be a cant word, from Betty, for Elizabeth, as such an instrument is also called Bess (i. E, Elizabeth) in the Canting Dictionary of 1725, and Jenny (i. E, Jane)] A short bar used by thieves to wrench doors open. Alternative forms: bettee] "The powerful betty, or the artful picklock." (Arbuthnot) 2. [Betty, nickname for Elizabeth] A name of contempt given to a man who interferes with the duties of women in a household, or who occupies himself with womanish matters. 3. A pear-shaped bottle covered round with straw, in which olive oil is sometimes brought from Italy; called by chemists a Florence flask. Source: Websters Dictionary (01 Mar 1998) |
| betula | European white birch, bark and leaves of Betula alba (family Betulaceae); native to Europe, northern Asia, and North America, north of Pennsylvania. It contains betulin (betula camphor), betuloresinic acid, volatile oil, saponins, betulol (sesquiterpine alcohol), apigenin, dimethyl ether, betuloside, gaultherin, methyl salicylate, and ascorbic acid; has odour of wintergreen and is used as a pharmaceutic aid (flavor/aromatic). (05 Mar 2000) |
| betula oil | Oil of sweet birch, a volatile oil obtained by distillation from the bark of Betula lenta (sweet birch); used as a flavoring agent and as a counterirritant liniment. See: methyl salicylate. (05 Mar 2000) |
| betulin | <chemistry> A substance of a resinous nature, obtained from the outer bark of the common European birch (Betula alba), or from the tar prepared therefrom. Synonym: birch camphor. Origin: L. Betula birch tree. Source: Websters Dictionary (01 Mar 1998) |
| betulinic acid | This pentacyclic terpene isfound in the bark of birch trees, especially the white birch (Betula alba). It is currently beinginvestigated as a treatment for malignant melanoma. (09 Oct 1997) |
| betz cell | Large pyramidal cells in the motor cortex of the precentral gyrus of the motor cortex. (27 Sep 1997) |
| Betz cells | Large pyramidal cell's in the motor area of the precentral gyrus of the cerebral cortex. Synonym: Bevan-Lewis cells. (05 Mar 2000) |
| Betz, Vladimir | <person> Russian anatomist, 1834-1894. See: Betz cells. (05 Mar 2000) |
Synonyms : Betnovate, 17-Valerate, Betamethasone, Betamethasone 17 Valerate
Synonyms : Betapapillomaviruses
Synonyms : Proteobacteria beta
Synonyms : Fibroblast Virus, Human, Permanent, Oncoviruses Type B, Oncoviruses Type B, Mammalian, Oncoviruses, Type D, Retroviruses, Type D, Type B Oncoviruses, Type B Oncoviruses, Mammalian, Type D Oncornaviruses, Type D Oncoviruses, Betaretroviruses, Oncornavirus, Type D
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| beta |
a bronchodilator medication that opens the airways of the lung by relaxing the muscles around the airways that have tightened (bronchospasm). These medications may be short acting (quick relief) or long acting (control) medications. Short acting beta2 agonists are the medications used to relieve asthma symptoms when they occur.
Ãâó: my.webmd.com/content/article/45/1660_51087.htm
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| beta. |
a bronchodilator medication that opens the airways of the lung by relaxing the muscles around the airways that have tightened (bronchospasm). These medications may be short acting (quick relief) or long acting (control) medications. Short acting beta2 agonists are the medications used to relieve asthma symptoms when they occur.
Ãâó: my.webmd.com/content/article/45/1660_51087.htm
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| beta blocker |
A drug that slows heart rate, lowers blood pressure, controls angina and protects patients with prior heart attacks from future heart attacks.
Ãâó: www.clevelandclinic.org/heartcenter/pub/glossary/b...
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| beta carotene |
a natural yellow pigment, present in many vegetables and extracted from green algae.
Ãâó: www.reefed.edu.au/glossary/b.html
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| beta blocker |
A group of blood pressure type medications which are also is used to treat some kinds of pain and some drug withdrawal problems. The group includes Inderal or propranolol. All limit the activity of a hormone called epinephrine that increases blood pressure.
Ãâó: www.lieberson.com/en/neurgosurgery_glossary/b.htm
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| BET | in the interval |
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| BET | in the space between decks, on a ship |
| BET | the posterior division of the forebrain |
| BET | in the interval |
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