Definitions of analog on the Web:

• analogue: something having the property of being analogous to something else
• analogue: of a circuit or device having an output that is proportional to the input; "analogue device"; "linear amplifier"
  wordnetweb.princeton.edu/perl/webwn

• Analog (or analogue) television encodes television picture and sound information and transmits it as an analog signal: one in which the message conveyed by the broadcast signal is a function of deliberate variations in the amplitude and/or frequency of the signal. ...
  en.wikipedia.org/wiki/Analog_(television)

• Analog Science Fiction and Fact is an American science fiction magazine. As of 2009, it is the longest running continually published magazine of ...
  en.wikipedia.org/wiki/Analog_(magazine)

• Analogue electronics (or analog in American English) are those electronic systems with a continuously variable signal. ...
  en.wikipedia.org/wiki/Analog_(circuit)

• In chemistry, structural analogs (structural analogues), also known as chemical analogs or simply analogs, are compounds in which one or more atoms, functional groups, or substructures have been replaced with different atoms, groups, or substructures. ...
  en.wikipedia.org/wiki/Analog_(chemistry)

• Analog is a free web log analysis software program that runs under Windows, Mac OS, Linux, and most Unix-like operating systems. ...
  en.wikipedia.org/wiki/Analog_(program)

• Alternative spelling of analogue; Dealing with a continuous spectrum of values as opposed to a discrete on/off value
  en.wiktionary.org/wiki/Analog

• The Analogs is a Polish street punk band. They originated in Szczecin, and are quite successful on the local and international punk rock scene.
  en.wikipedia.org/wiki/The_Analogs

• The technology in use for more than 50 years to transmit conventional radio and TV signals. Vinyl recordings and motion picture films are examples ...
  my.cetconnect.org/digital/glossary.asp

• any word or phrase describing a submissive or dominant characteristic of human psychology. The terms love and power, for example, are analogs of ...
  ninthstreetcenter.org/Glossary.htm

• Transmission of a continuously variable signal as opposed to a discretely variable signal. Compare with digital. ...
  www.casde.unl.edu/glossary/a.php

• refers to a type of measurement in which the "line of measure" is continuous as compared to one which is discretely incremented.
  www.notepage.net/wireless-messaging-glossary.htm

• Analog refers to electronic transmission accomplished by adding signals of varying frequency or amplitude to carrier waves of a given frequency of alternating electromagnetic current. Broadcast and phone transmission have conventionally used analog technology. ...
  www.stallion.com.au/html/support/glossary.html

• A continuously varying signal or wave. As with all waves, analog waves are susceptible to interference which can change the character of the wave.
  shopfords1.com/t1terms.cfm