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Definition of Analog
1. Noun. Something having the property of being analogous to something else.
Exact synonyms: Analogue, Parallel
Generic synonyms: Similarity
Specialized synonyms: Echo
Derivative terms: Parallel
Generic synonyms: Similarity
Specialized synonyms: Echo
Derivative terms: Parallel
2. Adjective. Of a circuit or device having an output that is proportional to the input. "Linear amplifier"
Definition of Analog
1. analogue [n -S] - See also: analogue
Medical Definition of Analog
1. 1. One of two organs or parts in different species of animals or plants which differ in structure or development but are similar in function. 2. A compound that resembles another in structure but is not necessarily an isomer (e.g., 5-fluorouracil is an analog of thymine); analog's are often used to block enzymatic reactions by combining with enzymes (e.g., isopropyl thiogalactoside vs. Lactose). Synonym: analogue. Origin: G. Analogos, proportionate (05 Mar 2000)