Acute may refer to:
Language
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Acute accent
The acute accent (), ,
is a diacritic used in many modern written languages with alphabets based on the Latin alphabet, Latin, Cyrillic script, Cyrillic, and Greek alphabet, Greek scripts. For the most commonly encountered uses of the accen ...
, a diacritic used in many modern written languages
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Acute (phonetic)
In some schools of phonetics, sounds are distinguished as grave or acute. This is a perceptual classification, based on whether the sounds are perceived as having a secondary, lesser intensity emphasis (grave), or a primary, higher intensity ...
, a perceptual classification
Science and mathematics
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Acute angle
In Euclidean geometry, an angle can refer to a number of concepts relating to the intersection of two straight lines at a point. Formally, an angle is a figure lying in a plane formed by two rays, called the '' sides'' of the angle, sharing ...
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Acute triangle
An acute triangle (or acute-angled triangle) is a triangle with three ''acute angles'' (less than 90°). An obtuse triangle (or obtuse-angled triangle) is a triangle with one ''obtuse angle'' (greater than 90°) and two acute angles. Since a triang ...
** Acute, a leaf shape in the
glossary of leaf morphology
The following terms are used to describe leaf plant morphology, morphology in the description and taxonomy (biology), taxonomy of plants. Leaves may be simple (that is, the leaf blade or 'lamina' is undivided) or compound (that is, the leaf blade ...
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Acute (medicine)
In medicine, describing a disease as acute denotation, denotes that it is of recent wikt:onset#Noun, onset; it occasionally denotes a short wikt:duration#Noun, duration. The quantification (science), quantification of how much time constitutes "sho ...
, a disease that it is of short duration and of recent onset.
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Acute toxicity
Acute toxicity describes the adverse effects of a substance that result either from a single exposure or from multiple exposures in a short period of time (usually less than 24 hours). To be described as ''acute'' toxicity, the adverse effect ...
, the adverse effects of a substance from a single exposure or in a short period of time
See also
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Acutance
In photography, acutance describes a subjective perception of visual acuity that is related to the edge contrast of an image. Acutance is related to the magnitude of the gradient of brightness. Due to the nature of the human visual system, an ...
, in photography, subjective perception of sharpness related to the edge contrast of an image
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Acuity (disambiguation)
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