Definition of hyperbolic in US English:

hyperbolic

• 1Relating to a hyperbola.

• ‘It didn't stop there: other celestial objects, such as certain comets, were found to move along hyperbolic orbits.’
• ‘Other examples will be given later in the paper when we discuss packings in hyperbolic spaces.’
• ‘I mean I liked it as much as I like finding the centres, vertices, foci, and asymptotes of various hyperbolic graphs.’
• ‘Any object with a parabolic or hyperbolic trajectory moves so fast that it will never return.’
• ‘Many people are familiar with Escher's endless staircases, hyperbolic tilings, Möbius ants, intricate tessellations, and other creations.’
• ‘Recently, inspired by an article on artistic representations of the hyperbolic plane, McIntyre tried a slightly different approach.’
• ‘In other words, in the hyperbolic disc the rectangles needed for the argument simply do not exist.’
• ‘Whereas hyperbolic activity and elliptic motion characterizes the cab, a big rig manifests an elliptic activity and hyperbolic motion.’
1. 1.1Mathematics (of a function, e.g., a cosine) having the same relation to a rectangular hyperbola as the unqualified function does to a circle.
• ‘He studied time dependent hyperbolic partial differential equations and also began to work on the Cauchy problem.’
• ‘In this net, the input and output layers are linear, and the hidden layer has neurons with a hyperbolic tangent transfer function.’
• ‘In fact, it corresponds to the graph of a function called the hyperbolic cosine.’
• ‘Today we call these three geometries Euclidean, hyperbolic, and absolute.’
• ‘See this issue's mystery mix for a comparison of Euclidean, hyperbolic, and spherical geometry.’
• 2(of language) exaggerated; hyperbolical.

• ‘In an extravagant, hyperbolic and amusing oration, he asked the question: ‘Why write?’’
• ‘Part of what makes his doubts hyperbolic is that their extravagance renders them unlikely to dislodge our existing beliefs.’
• ‘Orlando communicates with Shel in a secret language of hyperbolic expressive power.’
• ‘Avoid hyperbolic language and narration that pump air into stories that have no real substance.’
• ‘A frustrated thespian, he enjoyed delivering long-winded, hyperbolic, and melodramatic speeches that rolled off his tongue in a rich bass voice.’
• ‘They should answer hyperbolic attacks with exaggerated speech of their own, if that's what it takes to stave off political annihilation.’
• ‘Kurosawa's, by contrast, exaggerate the theme, casting it in the hyperbolic terms of a dread-inducing and sometimes even apocalyptic horror.’
• ‘Although this language sounds hyperbolic, it was by no means atypical of audience responses.’
• ‘Is it excessively hyperbolic to call them worthless scum?’
• ‘Here again, this rhetoric is inflated, hyperbolic and unjustified.’
• ‘I mean, in the media, all the time, the thing that we're most interested in is the most sensational, the most hyperbolic.’
• ‘I know that I have exaggerated or made hyperbolic the abuse in my family when talking about it tangentially, either out of black humor or bitterness.’
• ‘Amazingly enough, the tone of the article is a throwback to the hyperbolic language of the boom.’
• ‘A hyperbolic citation reiterates a normative notion in an exaggerated way in order to simultaneously work against it.’
• ‘For example, Sir William's hyperbolic language lends itself to hyperbolic gestures that contribute to the comic business of his scenes.’
overstated, overemphasized, inflated, magnified, amplified, aggrandized, excessive, over-elaborate, overdone, overripe, overplayed, overdramatized, theatrical, dramatic, actorly, highly coloured, extravagant, melodramatic, sensational, sensationalist, sensationalistic
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hyperbolic

/ˌhīpərˈbälik//ˌhaɪpərˈbɑlɪk/