(a.) Considered apart from any application to a particular object; separated from matter; existing in the mind only; as, abstract truth, abstract numbers. Hence: ideal; abstruse; difficult.
(a.) Expressing a particular property of an object viewed apart from the other properties which constitute it; -- opposed to concrete; as, honesty is an abstract word.
(a.) Resulting from the mental faculty of abstraction; general as opposed to particular; as, "reptile" is an abstract or general name.
(a.) Abstracted; absent in mind.
(a.) To withdraw; to separate; to take away.
(a.) To draw off in respect to interest or attention; as, his was wholly abstracted by other objects.
(a.) To separate, as ideas, by the operation of the mind; to consider by itself; to contemplate separately, as a quality or attribute.
(a.) To epitomize; to abridge.
(a.) To take secretly or dishonestly; to purloin; as, to abstract goods from a parcel, or money from a till.
(a.) To separate, as the more volatile or soluble parts of a substance, by distillation or other chemical processes. In this sense extract is now more generally used.
(v. t.) To perform the process of abstraction.
(a.) That which comprises or concentrates in itself the essential qualities of a larger thing or of several things. Specifically: A summary or an epitome, as of a treatise or book, or of a statement; a brief.
(a.) A state of separation from other things; as, to consider a subject in the abstract, or apart from other associated things.
(a.) An abstract term.
(a.) A powdered solid extract of a vegetable substance mixed with sugar of milk in such proportion that one part of the abstract represents two parts of the original substance.
Example Sentences:
(1) For dipeptides containing the amino terminal residues glycine, alanine and phenylalanine, abstraction of the hydrogen from the carbon adjacent to the peptide nitrogen was the major process leading to the spin-adducts.
(2) The death certificates were abstracted; all deaths under age 60 and a 20% sample of deaths 60 and older were examined.
(3) They are most commonly described as conduct disordered and hyperactive, appear heir to a variety of deficits in verbal and abstract cognition, and perform more poorly in the academic environment.
(4) Actin also exhibited a clear dual wave pattern of transport that coincided well with that of tubulin, indicating that both actin and tubulin were the major components of both groups IV and V.(ABSTRACT TRUNCATED AT 250 WORDS)
(5) A mathematical model that abstracts the major features of the vegetative life cycle of Neurosopra crassa has been developed, and the action of selection in this model and various extensions of it is such as to maintain polymorphisms of vegetative incompatibility factors.
(6) Scott insisted he was an abstract painter in the way he felt Chardin was too: the pans and fruit were uninteresting in themselves; they were merely "the means of making a picture", which was a study in space, form and colour.
(7) Neuropsychological functioning in 90 male and female alcoholics and 65 peer controls was examined using both accuracy and time measures for four basic types of neuropsychological functioning: verbal skills, learning and memory, problem-solving and abstracting, and perceptual-motor skills.
(8) 131 cases of the Sudden Infant Death Syndrome (SIDS) among infants born in the Municipality of Copenhagen during 1956--1971 were analysed on the basis of data collected prospectively by the infant health visitors and abstracted from police reports.
(9) Case abstract data are routinely collected by hospital abstracting services, peer review organizations, and some state agencies.
(10) 260, 9265-9271] and possibly electron abstraction-water addition.
(11) All 546 patients were surveyed prospectively, using the Health Assessment Questionnaire and information abstracted from hospital records.
(12) From the patients' performance we make the following theoretical claims: that some arithmetic facts are stored in the form of individual fact representations (e.g., 9 x 4 = 36), whereas other facts are stored in the form of a general rule (e.g., 0 x N = 0); that arithmetic fact retrieval is mediated by abstract internal representations that are independent of the form in which problems are presented or responses are given; that arithmetic facts and calculation procedures are functionally independent; and that calculation algorithms may include special-case procedures that function to increase the speed or efficiency of problem solving.
(13) Narrow paths weave among moss-covered ornate arches and towers on the 80-acre site, and huge abstract sculptures and staircases lead nowhere, but up to the sky.
(14) On the basis of information abstracted from case histories, 41 patients who had experienced epileptic seizures thought to be due either to treatment with psychiatric drugs or to withdrawal from sedative drugs were compared with a control group of patients.
(15) 11 (suppl 14) 331 (abstract)] [14] also indicates that sensitivity to 4-HC can be used to distinguish primitive progenitor cells from committed progenitor cells.
(16) Although these differences in kinetics suggest differences in control mechanism(s), the absence of I and T on the surface of NaCl-grown cells suggests that there is also a common regulatory link among H, S and L.(ABSTRACT TRUNCATED AT 250 WORDS)
(17) This is an important precedent, because hydrogen abstraction from carbon-10 is a critical step in the lipoxygenase-catalyzed synthesis of 8- and 12-hydroperoxy-eicosatetraenoates (HPETEs) and for the conversion of 5- and 15-HPETEs to leukotrienes.
(18) The correlations between Inability to Abstract and Autism before and after those scales that contributed significantly to the Rs had been partialed out also were calculated.
(19) For example, population spikes of "short" latency (3-4 or 4-5 ms, depending on the animal) exhibited only facilitation in response to interstimulus intervals of 1-4 ms.(ABSTRACT TRUNCATED AT 400 WORDS)
(20) The inward current caused by nicotine was unaffected by intracellular GTP gamma S.(ABSTRACT TRUNCATED AT 400 WORDS)
Contract
Definition:
(n.) To draw together or nearer; to reduce to a less compass; to shorten, narrow, or lessen; as, to contract one's sphere of action.
(n.) To draw together so as to wrinkle; to knit.
(n.) To bring on; to incur; to acquire; as, to contract a habit; to contract a debt; to contract a disease.
(n.) To enter into, with mutual obligations; to make a bargain or covenant for.
(n.) To betroth; to affiance.
(n.) To shorten by omitting a letter or letters or by reducing two or more vowels or syllables to one.
(v. i.) To be drawn together so as to be diminished in size or extent; to shrink; to be reduced in compass or in duration; as, iron contracts in cooling; a rope contracts when wet.
(v. i.) To make an agreement; to covenant; to agree; to bargain; as, to contract for carrying the mail.
(a.) Contracted; as, a contract verb.
(a.) Contracted; affianced; betrothed.
(n.) The agreement of two or more persons, upon a sufficient consideration or cause, to do, or to abstain from doing, some act; an agreement in which a party undertakes to do, or not to do, a particular thing; a formal bargain; a compact; an interchange of legal rights.
(n.) A formal writing which contains the agreement of parties, with the terms and conditions, and which serves as a proof of the obligation.
(n.) The act of formally betrothing a man and woman.
Example Sentences:
(1) During the performance of propulsive waves of the oesophagus the implanted vagus nerve caused clonic to tetanic contractions of the sternohyoid muscle, thus proving the oesophagomotor genesis of the reinnervating nerve fibres.
(2) But RWE admitted it had often only been able to retain customers with expired contracts by offering them new deals with more favourable conditions.
(3) Thus adrenaline, via pre- and post-junctional adrenoceptors, may contribute to enhanced vascular smooth muscle contraction, which most likely is sensitized by the elevated intracellular calcium concentration.
(4) Further, the maximal increase in force of contraction was measured using papillary muscle strips from some of these patients.
(5) When subjects centered themselves actively, or additionally, contracted trunk flexor or extensor muscles to predetermined levels of activity, no increase in trunk positioning accuracy was found.
(6) Twitch-tetanus ratios were calculated and found not to be related to unit contraction time.6.
(7) Selective removal of endothelium had no effect on BK-induced contraction or the action of the antagonists.
(8) The increased muscular strength in due to a rise of calcaemia, improved muscle contraction and probably also due to the mentioned nutritional factors.
(9) However, there was not a relationship between the contraction curve of the gallbladder and the bile flow into the duodenum.
(10) In in vitro preparations GABA (10(-7) - 10(-3) M) elicited a dose-dependent relaxation; a decrease in the spontaneous contractions was sometimes observed.
(11) There was no correlation between disturbed gastric clearance, impaired gall bladder contraction, and prolonged colonic transit time in the patients with cardiovascular autonomic neuropathy nor was there a correlation between any disturbed motor function and age or duration of diabetes.
(12) Noradrenaline decreased the phasic contraction amplitude of the circular muscle and exerted a stimulant effect on the tone which suggested an existence of two alpha 1-adrenoceptor subtypes.
(13) It may, however, be useful to compare local wall dynamics in the more isometrically-contracting basal segment with those in the middle portion which brings about most of the emptying of the ventricle.
(14) Upon depletion of ATP in contraction, the P2 intensity reverted to the original rigor level, accompanied by development of rigor tension.
(15) L-NAME abolished B contractions in a dose-dependent fashion.
(16) The power spectrum of the EMG was analyzed during isometric contractions of the shoulder muscles.
(17) A23187 had only a transient effect on KCl-contracted coronary arteries.
(18) When caffeine evokes a contraction, and only then, crayfish muscle fibers become refractory to a second challenge with caffeine for up to 20 min in the standard saline (5 mM K(o)).
(19) Dopamine at concentrations over 10(-5)M induced contractions of tracheal muscle strips and repeated exposures resulted in desensitization (tachyphylaxis) of the muscle.
(20) In the present study we examined cholecystokinin release and gallbladder contraction after oral administration of a commercial fatty meal (Sorbitract; Dagra, Diemen, The Netherlands) using ultrasonography in eight normal subjects and eight gallstone patients before and after 1 and 4 weeks of treatment with ursodeoxycholic acid (10 mg kg-1.day-1).