Analogとは 意味・読み方・使い方

語源

First attested in the early 19th century; from French analogue, from Ancient Greek ἀνάλογος (análogos, “proportionate”), from ἀνά (aná, “up to”) + λόγος (lógos, “ratio”). Equivalent to ana- (“functionally similar”) +‎ -log.

発音

• (Received Pronunciation) IPA: /ˈæn.ə.lɒɡ/
  • (MLE) IPA: /ˈa.nə.lɔɡ/
• (dialects of the 米国発音, without the cot–caught merger) IPA: /ˈæn.əˌlɔɡ/, (/æ/raising) [ˈɛən.əˌlɔɡ]
• (General American, dialects of Canada) IPA: /ˈæn.əˌlɑɡ/, (/æ/raising) [ˈɛən.əˌlɑɡ]
• (Canada, dialects of the 米国発音) IPA: /ˈæn.əˌlɒɡ/, (/æ/raising) [ˈɛən.əˌlɒɡ]
• (General Australian) IPA: /ˈæn.ə.lɔɡ/
• (New Zealand) IPA: /ˈɛn.ə.lɒɡ/, [ˈɛn.ə.lɔ̟ɡ]
• (Indic) IPA: /ənəˈlɔɡ/

形容詞

analog (not comparable)

1. (of a device or system) In which the value of a data item (such as time) is represented by a continuous(ly) variable physical quantity that can be measured (such as the shadow of a sundial).

   an analog watch

2. Not relating to, or pre-dating, digital technology such as computers and the Internet; relating to real life.

   Synonym: material

   an analog (paper) map

   • 2022 January 30, Tish Harrison Warren, “Why Churches Should Drop Their Online Services”, in The New York Times‎, →ISSN:

     But for these digital natives, the stubborn analog wonders of skin, handshakes, hugs, bread and wine, faces, names and spontaneous conversation is part of what intrigued them and kept them going to church.

   • 2021 November 18, Kara Swisher, “The Prescience of 1970’s ‘Future Shock’”, in The New York Times‎, →ISSN:

     Not that I expect my children’s generation to be shocked by it all. Unlike my analog upbringing, they were born into a digital world.

   • 2021 September 15, Reeves Wiedeman, “Why Does Every Company Now Want to Be a Platform?”, in The New York Times‎, →ISSN:

     But what, exactly, is a platform? In the analog world, a platform is where you catch a train or launch a rocket or give a speech — somewhere you go to do something else.

   • 2025 June 6, Catherine Pearson, “A New Way to Date: The Old-Fashioned Way”, in The New York Times‎, →ISSN:

     Effective analog dating demands a similar commitment to strategizing, she said, and “if you have your phone in your face, or earbuds in your ears, you’re not going to meet anyone.”

   • 2025 November 30, David Darlington, “The Shocking Crash That Led Marin County to Reckon With the Dangers of E-Bikes”, in The New York Times Magazine‎, New York, N.Y.: The New York Times Company, →ISSN, →OCLC, archived from the original on 30 November 2025:

     E-bikes have now become so popular that old-fashioned, human-powered ones are tagged as “analog” or “acoustic” bikes.

使用する際の注意点

In American English, analog is the preferred spelling for the adjective (e.g., analog signal), while analogue is often used as the noun form (e.g., meat analogue), especially in literary or comparative contexts.

反意語

• digital
• discrete

派生語

名詞

analog (plural analogs)

1. (countable) Something that bears an analogy to something else.
2. (countable, biology) An organ or structure that is similar in function to one in another kind of organism but is of dissimilar evolutionary origin.

   Coordinate terms: homolog, homologue

   See also: convergent evolution

3. (chemistry) A structural derivative of a parent compound that differs from it by only one or a few atoms or substituent groups; (usually, especially) such a molecule that retains most of the same chemical properties.

   Hyponym: insulin analogue

使用する際の注意点

In American English, analog is the preferred spelling for the adjective (e.g., analog signal), while analogue is often used as the noun form (e.g., meat analogue), especially in literary or comparative contexts.

派生語

• analogetic
• analogical
• analogous
• fentalog
• superanalog

関連する語

• homolog
• homologue
• analogy
• homology

派生した語

• → Irish: analóg

参照

アナグラム

• Angola, Galano, agonal, lagona, Langao, Algona