dilation

(redirected from dilates)
Also found in: Dictionary, Thesaurus, Medical, Legal, Wikipedia.
Related to dilates: constrict

dilation

[də′lā·shən]
(mathematics)
A transformation which changes the size, and only the size, of a geometric figure.
An operation that provides a relatively flexible boundary to a fuzzy set; for a fuzzy set A with membership function mA, a dilation of A is a fuzzy set whose membership function has the value [mA (x)]βfor every element x, where β is a fixed number that is greater than 0 and less than 1.
(science and technology)
The act or process of stretching or expanding.
References in periodicals archive ?
First stage of labour is the body getting the baby into position to come out and it allows the cervix (neck of the womb) to dilate to allow the baby through.
Levosimendan dilates blood vessels to improve blood flow and increases the heart's sensitivity to calcium, which intensifies contractions and boosts pumping capacity.
The show dilates on four themes: Strong Images, Critical Viewpoints, Emerging Peripheries, and The Athens Effect--which doesn't tell you much, although it does sound very right now/yesterday.
Proteon Therapeutics is a biopharmaceutical company developing PRT-201, a novel human recombinant protein that permanently dilates segments of blood vessels, blocks vasospasm, and reduces the formation of vascular scarring.
Alcohol dilates blood vessels and impairs this reflex, which may explain why some people faint upon standing after downing only a few drinks, Virend K.