pressing importance requiring speedy action; "the urgency of his need"
an urgent situation calling for prompt action; "I'll be there, barring any urgencies"; "they departed hurriedly because of some great urgency in their affairs"
the state of being urgent; an earnest and insistent necessity
having an indicated pole (as the distinction between positive and negative electric charges); "he got the polarity of the battery reversed"; "charges of opposite sign"
status established in order of importance or urgency; "...its precedence as the world's leading manufacturer of pharmaceuticals"; "national independence takes priority over class struggle"
a focussed comparison; bringing together for a careful comparison
the act of hostile groups opposing each other; "the government was not ready for a confrontation with the unions"; "the invaders encountered stiff opposition"
a hostile disagreement face-to-face
discord resulting from a clash of ideas or opinions
the act of distinguishing by comparing differences
the range of optical density and tone on a photographic negative or print (or the extent to which adjacent areas on a television screen differ in brightness)
the perceptual effect of the juxtaposition of very different colors
the opposition or dissimilarity of things that are compared; "in contrast to", "by contrast"
put in opposition to show or emphasize differences; "The middle school teacher contrasted her best student's work with that of her weakest student"
to show differences when compared; be different; "the students contrast considerably in their artistic abilities"