of or pertaining to a digit or finger.
resembling a digit or finger.
manipulated with a finger or the fingertips: a digital switch.
displaying a readout in digital form: a digital speedometer.
having digits or digitlike parts.
of, pertaining to, or using data in the form of numerical digits.
Computers. involving or using numerical digits expressed in a scale of notation to represent discretely all variables occurring in a problem.
of, pertaining to, or using numerical calculations.
available in electronic form; readable and manipulable by computer.
one of the keys or finger levers of keyboard instruments.

1400–50; late Middle English < Latin digitālis, equivalent to digit(us) (see digit) + -ālis -al1

digitally, adverb
interdigital, adjective
interdigitally, adverb
postdigital, adjective
predigital, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
digital (ˈdɪdʒɪtəl)
1.  of, relating to, resembling, or possessing a digit or digits
2.  performed with the fingers
3.  representing data as a series of numerical values
4.  displaying information as numbers rather than by a pointer moving over a dial: a digital voltmeter; digital read-out
5.  electronics responding to discrete values of input voltage and producing discrete output voltage levels, as in a logic circuit: digital circuit
6.  a less common word for digitate
7.  music one of the keys on the manuals of an organ or on a piano, harpsichord, etc

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

1650s, "pertaining to fingers," from L. digitalis, from digitus (see digit). Meaning "using numerical digits" is from 1938, especially of computers after c.1945; in reference to recording or broadcasting, from 1960. Related: Digitize.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

digital dig·i·tal (dĭj'ĭ-tl)

  1. Of or resembling a finger or toe or an impression made by them.

  2. Done or performed with a finger.

dig'i·tal·ly adv.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
digital   (dĭj'ĭ-tl)  Pronunciation Key 
  1. Anatomy Relating to or resembling a digit, especially a finger.

  2. Computer Science Representing or operating on data or information in numerical form. A digital clock uses a series of changing digits to represent time at discrete intervals, for example, every second. Modern computers rely on digital processing techniques, in which both data and the instructions for manipulating data are represented as binary numbers. Compare analog. See also logic gate.

The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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