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 (dī-lāt′, dī′lāt′)
v. di·lat·ed, di·lat·ing, di·lates
To make wider or larger; cause to expand.
1. To become wider or larger; expand.
2. To speak or write at great length on a subject; expatiate.

[Middle English dilaten, from Old French dilater, from Latin dīlātāre, to enlarge : dī-, dis-, apart; see dis- + lātus, wide.]

di·lat′a·bil′i·ty n.
di·lat′a·ble adj.
di·lat′a·bly adv.
di·la′tive adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
Increased end diastolic wall stress precedes left ventricular hypertrophy in dilative heart failure--use of the volume based wall stress index.
The behaviour of sand transforms from contractive to dilative, when a certain cyclic stress ratio is reached.
A 74-year-old male patient with progressed dilative cardiomyopathy with dyspnea, peripheral edema, and chronic renal failure was evaluated for LVAD implantation as destination therapy.
Onisiphorou, "Stochastic evaluation of static liquefaction in a predominantly dilative sand fill," Geotechnique, vol.
Echocardiography detected a dilative aortic sinus, with a diameter of 43 mm.
Binding to not only [beta]-receptors but also [alpha]-receptors gives a beta-blocker, in addition to its negative inotropic effects on myocardium, a dilative effect on smooth muscle cells of blood vessels therefore reducing also blood pressure.
Genetic IRAK-M loss was associated with accentuated inflammation and increased dilative remodeling following infarction [102, 103].
The dilatancy angle, [psi], is positive in the case of dilative shearing, but this value is negative in the case of contractive shearing.
However, the use of anaesthetic drugs and positive pressure ventilation as well as a relative intra-operative hypovolaemia might compensate for the 'dilative effect' of older age and cardiac disease on chamber dimensions.
Forty months previously, he had undergone heart transplantation for end-stage heart failure as a result of dilative cardiomyopathy (DCM) for approximately five years.