Net (device)
A net, in its primary meaning, comprises fibers woven in a grid-like structure, and is very infrequently mentioned in discussions of philosophy
Philosophy is the study of general and fundamental problems, such as those connected with existence, knowledge, values, reason, mind, and language. Philosophy is distinguished from other ways of addressing such problems by its critical, generally systematic approach and its reliance on rational...

. It blocks the passage of large items, while letting small items and fluids pass. It requires less material than something sheet-like, and provides a degree of transparency
Transparency and translucency
In the field of optics, transparency is the physical property of allowing light to pass through a material; translucency only allows light to pass through diffusely. The opposite property is opacity...


Examples include fishing net
Fishing net
A fishing net or fishnet is a net that is used for fishing. Fishing nets are meshes usually formed by knotting a relatively thin thread. Modern nets are usually made of artificial polyamides like nylon, although nets of organic polyamides such as wool or silk thread were common until recently and...

s, butterfly net
Butterfly net
A butterfly net is one of several kinds of nets used to collect insects. The entire bag of the net is generally constructed from a lightweight mesh to minimize damage to delicate butterfly wings. Other types of nets used in insect collecting include beat nets, aquatic nets, and sweep nets....

s, cricket nets
Cricket nets
Cricket nets are practice nets used by batsmen and bowlers to warm up and/or improve their cricketing techniques. Cricket nets consist of a cricket pitch which is enclosed by cricket nets on either side, to the rear and optionally the roof. The bowling end of the net is left open...

, bird netting
Bird netting
Bird netting or anti-bird netting is a form of bird pest control. It is a net used to prevent birds from reaching certain areas.-Crop protection:Bird nets are used to prevent bird damage of vegetable and fruit crops as well as seedlings....

 or nets used in sporting goals
Goal (sport)
Goal refers to a method of scoring in many sports. It can also refer to the physical structure or area of the playing surface where scoring occurs....

 in games such as soccer, basketball
Basketball is a team sport in which two teams of five players try to score points by throwing or "shooting" a ball through the top of a basketball hoop while following a set of rules...

, Bossaball
Bossaball is a sport invented in Spain by Filip Eyckmans who developed the concept between 2003 and 2005. It is similar to volleyball, but also includes elements of football , gymnastics and capoeira...

 and ice hockey
Ice hockey
Ice hockey, often referred to as hockey, is a team sport played on ice, in which skaters use wooden or composite sticks to shoot a hard rubber puck into their opponent's net. The game is played between two teams of six players each. Five members of each team skate up and down the ice trying to take...

. A net also separates opponents in various net sports such as volleyball
Volleyball is a team sport in which two teams of six players are separated by a net. Each team tries to score points by grounding a ball on the other team's court under organized rules.The complete rules are extensive...

, tennis
Tennis is a sport usually played between two players or between two teams of two players each . Each player uses a racket that is strung to strike a hollow rubber ball covered with felt over a net into the opponent's court. Tennis is an Olympic sport and is played at all levels of society at all...

, badminton
Badminton is a racquet sport played by either two opposing players or two opposing pairs , who take positions on opposite halves of a rectangular court that is divided by a net. Players score points by striking a shuttlecock with their racquet so that it passes over the net and lands in their...

, and table tennis
Table tennis
Table tennis, also known as ping-pong, is a sport in which two or four players hit a lightweight, hollow ball back and forth using table tennis rackets. The game takes place on a hard table divided by a net...

, where the ball or shuttlecock must go over the net to remain in play.

The adjectives reticulated and retiary both mean "net-like". Animal species such as the Reticulated Giraffe and Reticulated Python
Reticulated Python
Python reticulatus, also known as the reticulated python is a species of python found in Southeast Asia. Adults can grow to over 8.7 m in length but normally grow to an average of 3-6 m . They are the world's longest snakes and longest reptile, but are not the most heavily built...

 have net-like body markings.

Most of the other meanings of the term arise by analogy with the use above.

"Safety net" is also used figuratively, see e.g. social safety net
Social safety net
Social safety nets, or "socioeconomic safety nets", are non-contributory transfer programs seeking to prevent the poor or those vulnerable to shocks and poverty from falling below a certain poverty level. Safety net programs can be provided by the public sector or by the private sector...


See also

  • Use of animals during the Gravettian period#Use of nets
  • Anti-submarine net
  • Net laying ship
    Net laying ship
    A net laying ship, also known as a net layer, net tender or boom defence vessel was a type of small auxiliary ship.A net layer's primary function was to lay and maintain steel anti-torpedo or anti-submarine nets. Nets could be laid around an individual ship at anchor, or around harbors or other...

  • Netgun
    A net gun is a non-lethal weapon designed to fire a net which entangles the target. Net guns have a long history of being used to capture wildlife, for research purposes...

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