(v. t.) To strike repeatedly; to lay repeated blows upon; as, to beat one's breast; to beat iron so as to shape it; to beat grain, in order to force out the seeds; to beat eggs and sugar; to beat a drum.
(v. t.) To punish by blows; to thrash.
(v. t.) To scour or range over in hunting, accompanied with the noise made by striking bushes, etc., for the purpose of rousing game.
(v. t.) To dash against, or strike, as with water or wind.
(v. t.) To tread, as a path.
(v. t.) To overcome in a battle, contest, strife, race, game, etc.; to vanquish or conquer; to surpass.
(v. t.) To cheat; to chouse; to swindle; to defraud; -- often with out.
(v. t.) To exercise severely; to perplex; to trouble.
(v. t.) To give the signal for, by beat of drum; to sound by beat of drum; as, to beat an alarm, a charge, a parley, a retreat; to beat the general, the reveille, the tattoo. See Alarm, Charge, Parley, etc.
(v. i.) To strike repeatedly; to inflict repeated blows; to knock vigorously or loudly.
(v. i.) To move with pulsation or throbbing.
(v. i.) To come or act with violence; to dash or fall with force; to strike anything, as, rain, wind, and waves do.
(v. i.) To be in agitation or doubt.
(v. i.) To make progress against the wind, by sailing in a zigzag line or traverse.
(v. i.) To make a sound when struck; as, the drums beat.
(v. i.) To make a succession of strokes on a drum; as, the drummers beat to call soldiers to their quarters.
(v. i.) To sound with more or less rapid alternations of greater and less intensity, so as to produce a pulsating effect; -- said of instruments, tones, or vibrations, not perfectly in unison.
(n.) A stroke; a blow.
(n.) A recurring stroke; a throb; a pulsation; as, a beat of the heart; the beat of the pulse.
(n.) The rise or fall of the hand or foot, marking the divisions of time; a division of the measure so marked. In the rhythm of music the beat is the unit.
(n.) A transient grace note, struck immediately before the one it is intended to ornament.
(n.) A sudden swelling or reenforcement of a sound, recurring at regular intervals, and produced by the interference of sound waves of slightly different periods of vibrations; applied also, by analogy, to other kinds of wave motions; the pulsation or throbbing produced by the vibrating together of two tones not quite in unison. See Beat, v. i., 8.
(v. i.) A round or course which is frequently gone over; as, a watchman's beat.
(v. i.) A place of habitual or frequent resort.
(v. i.) A cheat or swindler of the lowest grade; -- often emphasized by dead; as, a dead beat.
(a.) Weary; tired; fatigued; exhausted.
Example Sentences:
(1) It is suitable either for brief sampling of AP durations when recording with microelectrodes, which may impale cells intermittently, or for continuous monitoring, as with suction electrodes on intact beating hearts in situ.
(2) Calcium added to the myocytes seen after beating ceased reversed the effect and the cells started to beat again.
(3) The behavior of the retrograde H deflection in respect to the first extra beat following the premature QRS complex helped in excluding bundle branch reentry.
(4) Amiodarone was able to suppress the premature ventricular beats, depress conduction and prolong refractoriness in both, the AV node and accessory pathway to prevent recurrences of atrioventricular reentry.
(5) This study compares the effects of 60 minutes of ischemic arrest with profound topical hypothermia (10 dogs) on myocardial (1) blood flow and distribution (microspheres), (2) metabolism (oxygen and lactate), (3) water content (wet to dry weights), (4) compliance (intraventricular balloon), and (5) performance (isovolumetric function curves) with 180 minutes of cardiopulmonary bypass with the heart in the beating empty state (seven dogs).
(6) Bamu also beat him, taking a pair of pliers and wrenching his ear.
(7) At lower frequencies of stimulation the heart beat is increased to rates dependent on interaction between the time course of the hyperpolarization and the refractory period of the heart.
(8) Tachycardia was sustained for a mean of 4.8 hours prior to medical evaluation, with a mean rate of 186 beats per minute and mean systolic blood pressure of 111 mm Hg.
(9) A linear increase in heart rate per 10-fold increase of either drug was observed, (-)-isoprenaline: 25 beats - min-1-; (plus or minus)-salbutamol: 14 beats - min-1-.
(10) In the 55th minute Ivanovic dispossessed Bale and beat Ricketts before sliding the ball across to give Tadic a simple finish.
(11) Gated blood pool images were stored in modified left anterior oblique views by the multiple gated method (28 frames per beat) after the in vivo labeling of erythrocytes using 25 mCi 99m-Tc.
(12) The BBA statistics director, David Dooks, said: "It was no surprise to see the January mortgage figures falling back from December, when transactions were being pushed through to beat the end of stamp duty relief.
(13) A patient with hypertensive heart disease, in whom atrial premature beats with a decrease in the amplitude and widening of his bundle potential, prolongation of the H-V interval, and right bundle branch block pattern suggested intrahisian longitudinal dissociation, is described.
(14) Women on the beat: how to get more female police officers around the world Read more Mortars were, for instance, used on 5 June when Afghan national army soldiers accidentally hit a wedding party on the outskirts of Ghazni, killing eight children.
(15) Complete atrio-ventricular block, and salves of ventricular premature beats were the most serious rhythm disturbances.
(16) Shell casings littered the main road, tear gas hung in the air and security forces beat local residents.
(17) When intracellular recordings were made from muscle cells of the sinus venosus, it was found that applied acetylcholine caused bradycardia and a cessation of the heart beat which was associated with membrane hyperpolarization and a reduction in the duration of the action potentials.
(18) His teams are always hard to beat, tactically disciplined and, most importantly, successful.
(19) With these stringent criteria the rejection rate was 71.0% for group A records, 58.5% for group B and 44.5% for group C. The proportions of records with peak quality (no missing leads or clipping, and grade 1 noise, lead drift or beat-to-beat drift) were 4.5% for group A, 5.5% for group B and 23.0% for group C. Suggested revisions in the grading of technical quality of ECGs are presented.
(20) Shaker Aamer , a Saudi who lived in London before travelling to Afghanistan, has given a statement to one of his lawyers in which he says British intelligence officers were present while Americans beat him and smashed his head against a wall.
Syncopation
Definition:
(n.) The act of syncopating; the contraction of a word by taking one or more letters or syllables from the middle; syncope.
(n.) The act of syncopating; a peculiar figure of rhythm, or rhythmical alteration, which consists in welding into one tone the second half of one beat with the first half of the beat which follows.
Example Sentences:
(1) Other risk factors that have been identified in patients with hypertrophic cardiomyopathy include nonsustained ventricular tachycardia on ambulatory electrocardiogram, a strong family history of sudden death, and prior occurrence of syncope (or cardiac arrest).
(2) The decrease of left ventricle outflow gradient as well as of subjective complaints inclusively cerebral syncopes were remarkable.
(3) He was admitted with dyspnea on exertion, syncope, and severe cyanosis.
(4) Waiting for surgery the patient suffered a syncope that was diagnosed of embolic origin and the left atrial thrombus has disappeared.
(5) Of the 48 patients, 36 (75%) had symptoms--congestive heart failure in 24, angina in 19, and syncope in 7.
(6) A history of syncope associated with some event capable of stimulating the carotid sinus was also helpful in selecting patients for pacemaker treatment.
(7) The upright-tilting test was considered positive if syncope developed in association with hypotension or bradycardia, or both.
(8) It thus appears that paroxysmal, vagally mediated complete AV block should be seriously considered in patients with unexplained syncope.
(9) Orthostatic intolerance, with feeling sick, instability and sometimes syncope, is characteristically observed after the return to earth due to a remarkable fluid shift in the lower part of the body and an acute reduction in blood flow to the brain.
(10) The patient with recurrent malignant ventricular arrhythmias (ventricular fibrillation or ventricular tachycardia with syncope) presents a complex therapeutic problem.
(11) Syncope and sudden death occurs in certain purebred Pug dogs which have been found to have intermittent sinus pauses and paroxysmal second degree heart block on electrocardiographic (ECG) study.
(12) A diagnostic approach to syncope in head and neck cancer is proposed.
(13) Carotid sinus hypersensitivity (CSH) is a common cause of syncope, and permanent pacemarker is unequivocally indicated in such patients.
(14) The cause of brief syncopes is discovered in only two-thirds of the cases at most.
(15) TLS is an attractive clinical term, easy to remember, and with pathophysiologic relevance to the clinician confronting the patient with a history of syncope and whose EEG discloses temporal lobe paroxysmal activity.
(16) In another 38 patients with neither syncope nor an intraventricular conduction defect, the mean HV interval lengthened by 5.3 ms and in two cases by 20-25 ms.
(17) To determine if anodal excitation during bipolar stimulation facilitates the initiation of sustained monomorphic ventricular tachycardia, nonsustained polymorphic ventricular tachycardia, or repetitive ventricular responses, both bipolar and cathodal unipolar programmed ventricular stimulation with one to three extrastimuli delivered during ventricular pacing at two rates from the right ventricular apex were performed in 28 patients evaluated for spontaneous sustained ventricular tachycardia or ventricular fibrillation (11 patients), nonsustained tachycardia (eight patients), or syncope (nine patients).
(18) No correlation was established between HV interval and age, aortic valve gradient, left ventricular peak systolic pressure, syncope, and coronary artery disease.
(19) Pacing was required because of syncopal attacks in eight patients, three of whom had congestive heart failure or low cardiac output on physiologic studies.
(20) In this case, the metastatic tumor around the carotid sinus seemed to be related to the syncope and the hemodynamic collapse.