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1. a medicinal formulation made of a compressed powdered substance containing an active drug and excipients
2. a slab of stone, wood, etc., esp one formerly used for inscriptions
3. NZ a token giving right of way to the driver of a train on a single line section


A rectangular separate panel or flat slab, often bearing an inscription or carving of an image.



a solid dosage form of medication. Tablets are manufactured commercially by molding or compressing medicinal substances combined with such neutral substances as sugar, starch, sodium chloride, talc, and alcohol. Some types of tablets are coated.


1. A regularly shaped, separate panel, or a representation thereof, often bearing an inscription or image.
2. A coping stone, set flat; also called tabling.
3. A plaque, often inscribed and carved, usually affixed to a wall surface or set into the surface; sometimes used to serve as a memorial or to commemorate a special event.


A query language.

["Human Factor Comparison of a Procedural and a Non-procedural Query Language", C. Welty et al, ACM Trans Database Sys 6(4):626-649 (Dec 1981)].


(1) See digitizer tablet.

(2) A general-purpose computer contained in a touchscreen panel. Although earlier tablets required a stylus, modern tablets are operated by fingers, and a stylus is an option.

iPad, Android and BlackBerry
In 2010, Apple's iPad created a tablet revolution as dramatic as it did with the iPhone. However, Android tablets have given the iPad a run for its money with numerous models from many vendors. BlackBerry introduced a tablet for its customers, which was later discontinued (see BlackBerry PlayBook). See iPad and Android.

Windows Tablets
In 2000, Microsoft introduced a tablet version of Windows (see Tablet PC). However, Windows tablets were not widely used until Windows 8 changed the game in 2012. Any program that runs on a Windows PC can run on a Windows 8 or Windows 10 tablet. See Windows tablet.

Thousands of Applications
Just like smartphones, tablets come with a Web browser and a variety of installed apps; however, a huge number of free and paid apps are available from the vendor's online store (see online app store). See mobile compatibility.

Full Size and Mini
Left to right are the Lenovo IdeaTab (Windows 8), Apple iPad (iOS) and Acer Iconia (Android). The small tablet is the Amazon Kindle Fire (Android). See phablet.

State-Of-The-Art in 1999
Although seriously bulky by today's standards, the Qbe ("Cube") Windows tablet included voice recognition, camera, analog modem, Ethernet and a keyboard for desktop use. (Image courtesy of Aqcess Technologies Inc.)

The Tablet Newspaper Prototype
In 1994, Knight-Ridder's Roger Fidler predicted newspapers would be viewed on tablets in the future. Watch the video:
References in periodicals archive ?
Together with a properly designed wireless network, training and workflow-enabled software, we believe the Motion slate tablet PCs we have implemented will establish sustainable clinical process improvements and enhance our business agility.
The incorporation of ThinkPad Tablet PCs, equipped with high-tech visual capabilities, into the classroom enables enhanced interaction between professors and students.
WordLogic Corporation (OTCBB:WLGC) today announced the release of the Tablet PC version of its critically-acclaimed software -- WordLogic Predictive Keyboard(TM) v4.
The TravelMate C200's innovative sliding mechanism allows for a one-motion conversion from Notebook mode to Tablet mode.
Lenovo today announced that Saint Mary's School, an independent all-girls' college preparatory school in Raleigh, is the first high school to deploy ThinkPad X41 Tablet PCs to students and faculty.
com/tablets/news/toshiba-encore-2-windows-81-tablets-and-excite-go-android-tablet-launched-532291) three new tablets that run on different operating systems.
4 -- The new Sony Tablet S may be the mainstream model, but the new Sony Tablet P has the wow factor.
In the course of pharmaceutical tablet production, it is necessary to sample tablets periodically to obtain physical measurements of the tablet weight, thickness, and hardness.
For manufacturing companies that require tablet compression equipment, service and quality delivered to the highest standards, Natoli Engineering is the one solution.
The effort put forth by Microsoft and its hardware partners to introduce the Tablet PC into horizontal and vertical commercial markets, has only been partly successful, according to In-Stat/MDR.
They haven't settled on a particular product just yet, but they know their upcoming strategy will hinge on the tablet PC.