Weight In science and engineering, the weight of an object is a quantity associated with the gravitational force exerted on the object by other objects in its environment, although there is some variation and debate as to the exact definition. Some sta ...

is a measurement of the gravitational force acting on an object. Weight or The Weight may also refer to:

Mathematics

* Weight (graph theory) a number associated to an edge or to a vertex of a graph *

Weight (representation theory) In the mathematics, mathematical field of representation theory, a weight of an algebra over a field, algebra ''A'' over a field (mathematics), field F is an algebra homomorphism from ''A'' to F, or equivalently, a one-dimensional algebra represent ...

, a type of function * Weight (strings), the number of times a letter occurs in a string * Weight, an integer associated to each variable of a

quasi-homogeneous polynomial In algebra, a multivariate polynomial : f(x)=\sum_\alpha a_\alpha x^\alpha\text\alpha=(i_1,\dots,i_r)\in \mathbb^r \text x^\alpha=x_1^ \cdots x_r^, is quasi-homogeneous or weighted homogeneous, if there exist ''r'' integers w_1, \ldots, w_r, called ...

* Weight of a topological space; see base *

Weighting The process of frequency weighting involves emphasizing the contribution of particular aspects of a phenomenon (or of a set of data) over others to an outcome or result; thereby highlighting those aspects in comparison to others in the analy ...

, making some data contribute to a result more than others **

Weight function A weight function is a mathematical device used when performing a sum, integral, or average to give some elements more "weight" or influence on the result than other elements in the same set. The result of this application of a weight function is ...

Weighted mean The weighted arithmetic mean is similar to an ordinary arithmetic mean (the most common type of average), except that instead of each of the data points contributing equally to the final average, some data points contribute more than others. The ...

and weighted average, the importance can vary on each piece of data **

Weighting filter A weighting filter is used to emphasize or suppress some aspects of a phenomenon compared to others, for measurement or other purposes. Audio applications In each field of audio measurement, special units are used to indicate a weighted measure ...

Science and technology

Weight (unit) __NOTOC__ The wey or weight (Old English: , ''waege'', "weight") was an English unit of weight and dry volume by at least 900 AD, when it began to be mentioned in surviving legal codes. Weight A statute of Edgar the Peaceful set a ...

, a former English unit * Weight, a connection strength, or coefficient in a linear combination, as in an

artificial neural network In machine learning, a neural network (also artificial neural network or neural net, abbreviated ANN or NN) is a computational model inspired by the structure and functions of biological neural networks. A neural network consists of connected ...

* Weight, a measure of

paper density Paper density is a paper product's mass per unit volume. The density can be calculated by dividing the grammage of paper (in grams per square metre or "gsm") by its caliper (usually in micrometres, occasionally in mils). The "ISO 534:2011, ...

Body weight Human body weight is a person's mass or weight. Strictly speaking, body weight is the measurement of mass without items located on the person. Practically though, body weight may be measured with clothes on, but without shoes or heavy accessori ...

, a commonly used term for the mass of an organism's body *

Font weight In metal typesetting, a font is a particular size, weight and style of a ''typeface'', defined as the set of fonts that share an overall design. For instance, the typeface Bauer Bodoni (shown in the figure) includes fonts " Roman" (or "regula ...

* Line weight in contour line construction in cartography *

Specific weight Specific may refer to: * Specificity (disambiguation) * Specific, a cure or therapy for a specific illness Law * Specific deterrence, focussed on an individual * Specific finding, intermediate verdict used by a jury in determining the fin ...

, the weight per unit volume of a material * In underwater diving, a dense object used for

ballast Ballast is dense material used as a weight to provide stability to a vehicle or structure. Ballast, other than cargo, may be placed in a vehicle, often a ship or the gondola of a balloon or airship, to provide stability. A compartment within ...

in a diving weighting system * Balance weights, part of a weighing scale *

Weight (object) {{short description, none A weight (also known as a mass) is an object, normally with high density, whose chief task is to have mass and exert weight (through gravity). It is used for different purposes, such as in: *Anchor * Balance weight * Ball ...

, object whose chief task is to exert weight

Film and television

* ''The Weight'' (film), a 2012 South Korean film * "Weight" (''Justified''), a 2014 television episode * "The Weight" (''The Sopranos''), a 2002 television episode

Music

* ''Weight'' (album), by Rollins Band, 1994 * ''Weight'' (EP), by the Kindred, 2017 * "Weight" (song), by Latrice Royale, 2014 * "

The Weight "The Weight" is a song by the Canadian-American group the Band that was released as a single in 1968 and on the group's debut album '' Music from Big Pink''. It was their first release under this name, after their previous releases as Canadian ...

", a song by The Band, 1968 * "Weight", a song by

Alexz Johnson Alexzandra Spencer Johnson (born November 4, 1986) is a Canadian musician and actress. Known for her distinctive sound since her debut in 2010, her first album, ''Voodoo'', was independently released with her brother, Brendan Johnson. Over the ...

, 2020 * "Weight", a song by Brockhampton from ''

Iridescence Iridescence (also known as goniochromism) is the phenomenon of certain surfaces that appear gradually to change colour as the angle of view or the angle of illumination changes. Iridescence is caused by wave interference of light in microstru ...

'', 2018 * "Weight", a song by Isis from '' Oceanic'', 2002

Sports

* Weight, an object of known mass used in

weight training Strength training, also known as weight training or resistance training, is exercise designed to improve physical strength. It is often associated with the lifting of weights. It can also incorporate techniques such as bodyweight exercises ( ...

* Weight, the object thrown in a

weight throw Weight throw (or Weight for distance) is a traditional strength sport and throwing event derived from ancient Scottish Highland games. Unlike its other counterpart, the Weight over bar which involves a stationary pendulum like swing for height, ...

* Draw weight of a bow *

Weight class Weight classes are divisions of competition used to match competitors against others of their own size. Weight classes are used in a variety of sports including Rowing (sport), rowing, Weightlifting#Weightlifting sports, weight lifting, and especi ...

, a competition division used to match competitors against others of their own size

Other uses

* Weight (surname) * Weight (wine) or "body", a quality of wine {{disambiguation vi:Tương tác hấp dẫn#Trọng lực