| squeeze | 1. The act of one who squeezes; compression between bodies; pressure. 2. A facsimile impression taken in some soft substance, as pulp, from an inscription on stone. Source: Websters Dictionary (01 Mar 1998) |
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| magnification empty | <microscopy> Magnification beyond which no new information is revealed. (05 Aug 1998) |
| empty | 1. Containing nothing; not holding or having anything within; void of contents or appropriate contents; not filled; said of an inclosure, as a box, room, house, etc.; as, an empty chest, room, purse, or pitcher; an empty stomach; empty shackles. 2. Free; clear; devoid; often with of. "That fair female troop . . . Empty of all good." "I shall find you empty of that fault." (Shak) 3. Having nothing to carry; unburdened. "An empty messenger." "When ye go ye shall not go empty." (Ex. Iii. 21) 4. Destitute of effect, sincerity, or sense; said of language; as, empty words, or threats. "Words are but empty thanks." (Cibber) 5. Unable to satisfy; unsatisfactory; hollow; vain; said of pleasure, the world, etc. "Pleas'd in the silent shade with empty praise." (Pope) 6. Producing nothing; unfruitful; said of a plant or tree; as, an empty vine. "Seven empty ears blasted with the east wind." (Gen. Xli. 27) 7. Destitute of, or lacking, sense, knowledge, or courtesy; as, empty brains; an empty coxcomb. "That in civility thou seem'st so empty." (Shak) 8. Destitute of reality, or real existence; unsubstantial; as, empty dreams. Empty is used as the first element in a compound; as, empty-handed, having nothing in the hands, destitute; empty-headed, having few ideas; empty-hearted, destitute of feeling. Synonym: See Vacant. Origin: AS. Emtig, aemtig, aemetig, fr. Aemta, aemetta, quiet, leisure, rest; of uncertain origin; cf. G. Emsig busy. Source: Websters Dictionary (01 Mar 1998) |
| empty sella | A sella turcica, often enlarged, that contains no discernible pituitary gland; may be primarily due to an incompetent sellar diaphragm with compression of the pituitary gland by herniating arachnoid or secondarily due to surgery or radiotherapy. (05 Mar 2000) |
| empty sella syndrome | <radiology> Aetiology, idiopathic, most commonly reported in middle-aged obese women (associated with DM, hypertension, normal pituitary function), secondary, pituitary adenoma, surgery or irradiation, communicating hydrocephalus, familial (very rare) X-ray findings: sella normal or increased, intrasellar herniation of subarachnoid space, symptoms: headache, visual disorders, with or without decreased pituitary function, cerebrospinal fluid rhinorrhoea (12 Dec 1998) |
| baby bottle syndrome | Rampant caries of the primary dentition associated with the habitual use, after age 1, of a baby bottle as an aid for sleeping. Synonym: baby bottle syndrome. (05 Mar 2000) |
| bottle | 1. A hollow vessel, usually of glass or earthenware (but formerly of leather), with a narrow neck or mouth, for holding liquids. 2. The contents of a bottle; as much as a bottle contains; as, to drink a bottle of wine. 3. Intoxicating liquor; as, to drown one's reason in the bottle. Bottle is much used adjectively, or as the first part of a compound. Bottle ale, bottled ale. Bottle brush, a cylindrical brush for cleansing the interior of bottles. <marine biology> Bottle fish, a kind of deep-sea eel (Saccopharynx ampullaceus), remarkable for its baglike gullet, which enables it to swallow fishes two or three times its won size. Bottle flower. <botany> An Australian tree (Sterculia rupestris), with a bottle-shaped, or greatly swollen, trunk. Feeding bottle, Nursing bottle, a bottle with a rubber nipple (generally with an intervening tubve), used in feeding infants. Origin: OE. Bote, botelle, OF. Botel, bouteille, F. Bouteille, fr. LL. Buticula, dim. Of butis, buttis, butta, flask. Cf. Butt a cask. Source: Websters Dictionary (01 Mar 1998) |
| bottle cell | <embryology> The first cells to migrate inwards at the blastopore during amphibian gastrulation. The neck of the bottle is at the outer surface of the embryo. (18 Nov 1997) |
| bottle feeding | Use of nursing bottles for feeding. Applies to humans and animals. (12 Dec 1998) |
| bottle-nose | <zoology> 1. A cetacean of the Dolphin family, of several species, as Delphinus Tursio and Lagenorhyncus leucopleurus, of Europe. 2. The puffin. Source: Websters Dictionary (01 Mar 1998) |
| Mariotte bottle | A stoppered bottle with bottom outlet, used as a reservoir for constant infusions; air enters only by bubbling through a tube extending down through the stopper almost to the bottom; a partial vacuum thus supports the variable height of liquid above the air inlet, providing a constant gravity head for outflow. (05 Mar 2000) |
| wash-bottle | A bottle with a tube passing to the bottom, through which gases are forced into water to purify them, a stoppered bottle with two tubes, one ending above and the other below a fluid, so that air blowing through the short tube forces liquid in a small stream from the free end of the long one; used for washing chemical apparatus. (05 Mar 2000) |
| woulfe bottle | <chemistry> A kind of wash bottle with two or three necks; so called after the inventor, Peter Woulfe, an English chemist. Source: Websters Dictionary (01 Mar 1998) |
| Woulfe's bottle | A bottle with two or three necks, used in a series, connected with tubes, for working with gases (washing, drying, absorbing, etc.). (05 Mar 2000) |
| nursing bottle caries | Rampant caries of the primary dentition associated with the habitual use, after age 1, of a baby bottle as an aid for sleeping. Synonym: baby bottle syndrome. (05 Mar 2000) |