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(1) The range of a wireless (Wi-Fi) network. See Wi-Fi hotspot.

(2) An icon or part of a larger image used as a link to another document or file. When the hotspot is clicked, the linked material is searched for and displayed. See hypergraphic and image map.

(3) The exact part of an icon or screen pointer that is sensitive to selection. A hotspot may be part of a larger image. For example, an image may have several hotspots, one for each of its components. When clicked, a greater explanation of the component is produced. Where hotspots begin and end determine how easy they are to select.

The screen pointer also has a hotspot, which is a small number of pixels that make contact with the icon's hotspot. For example, the tip of an arrow or finger pointer or the crosspoint of an X-shaped pointer may be the pointer's hotspot.

(4) A network node that is processing at its maximum or is backlogged due to an excessive number of transactions.

(5) The instructions in a program that are executed the most in actual operation. To improve execution performance, the hotspots are the routines that should be refined.

(6) (HotSpot) A Java compiler from Sun that optimizes the parts of the program that are executed most frequently (the hotspots).

(7) (hot spot) An area with excessive heat in the datacenter. Hot spots are typically found near server racks that are not cooled properly. Contrast with "cold spot," which is an area that is too cool, often due to being located close to air conditioning vents.
References in periodicals archive ?
The addition of these hotspots enables our customers to have expansive use of their advanced broadband services, making this announcement an important milestone for Comcast and our valued customers," said Comcast Regional SVP Doug Guthrie.
WORLDWIDE COMPUTER PRODUCTS NEWS-October 10, 2013-iPass launches new online Wi-Fi Hotspot Locator for professionals on the move(C)1995-2013 M2 COMMUNICATIONS http://www.
Susan Zechter, Founder of Celebrity HotSpots and Author of the Celebrity HotSpots guidebook series, states "There are many celebrity-oriented sites that focus on what celebrities are wearing, who they have or have not been dating, or simply are all about gossip.
Trustive is meeting the end-user demand for access to a global network of hotspots by offering a unified service, through an easy-to-use user interface (MyHotspotter), providing the end-user with one single login and invoice.
According to the company, the aim of the programme is to guarantee users that a HotSpot has been properly installed and configured, and that it really offers wireless Internet access at no charge.
5 million this year to more than a half billion by 2007, while the number of connections needed to support these hotspots will grow ten-fold during the same period.
The hotspots vary in size from the surviving original cover of the entirety of southeast Asia and central America, to the 2,000 square kilometers of forest remaining along the eastern Kenya-Tanzania border.
The Geosat data show that in the cases of Iceland and the Azores, a bulge of unusually thick and elevated crust extends from the two hotspots in both directions along the Mid-Atlantic Ridge.
Each jet apparently terminates in a series of spectacular hotspots.
Yet, the number and types of mobile hotspots is growing almost daily and In-Stat (www.
The new hotspots are strategically located in high-traffic areas such as restaurants, malls, sports arenas, parks and beaches and join thousands of existing hotspot locations available to Cox customers in markets such as San Francisco, Boston, Washington D.
Instead of rising straight up through the mantle, the columns of rock that feed hotspots might resemble palm trees in a storm, swaying in the surrounding turbulence.