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  • AI
    AI
    noun
    artificial intelligence:
  • ai
    ai
    noun
    a three-toed sloth, Bradypus tridactylus, inhabiting forests of southern Venezuela, the Guianas, and northern Brazil, having a diet apparently restricted to the leaves of the trumpet-tree, and sounding a high-pitched cry when disturbed.
Synonyms

AI

1 American  
[ey-ahy] / ˈeɪˈaɪ /
Or A.I.

noun

  1. artificial intelligence:

    1. the ability of a computer, robot, programmed device, or software application to perform operations and tasks analogous to human learning and decision making, such as recognizing speech and answering questions.

      The researchers used AI to detect patterns in patients' health data.

    2. a computer, robot, programmed device, or software application able to perform operations and tasks analogous to human learning and decision making, such as recognizing speech and answering questions.

      Help train an AI in London that needs your help in understanding the world.

    3. the branch of computer science involved with the design of computers, robots, programmed devices, and software applications able to perform operations and tasks analogous to human learning and decision making.

      Many of our students have gone on to produce important, high-profile research in AI.


adjective

  1. relating to or produced with the aid of a computer, robot, programmed device, or software application able to perform operations and tasks analogous to human learning and decision making.

    Growing demand for AI engineers requires more training programs.

    Fully integrating AI output into our work poses numerous challenges, despite the labor it promises to eventually save.

AI 2 American  
Or A.I.
ai 3 American  
[ah-ee] / ˈɑ i /

noun

ais plural
  1. a three-toed sloth, Bradypus tridactylus, inhabiting forests of southern Venezuela, the Guianas, and northern Brazil, having a diet apparently restricted to the leaves of the trumpet-tree, and sounding a high-pitched cry when disturbed.


ai 4 American  
[ahy] / aɪ /

interjection

  1. (used as an utterance of pity, pain, anguish, etc.)


ai 1 British  
/ ˈɑːɪ /

noun

  1. the three-toed sloth See sloth

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

ai 2 British  

abbreviation

  1. Anguilla

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

AI 3 British  

abbreviation

  1. artificial insemination

  2. artificial intelligence

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

AI Scientific  
  1. Abbreviation of artificial insemination

  2. Abbreviation of artificial intelligence


Other Word Forms

Noun Inflected Forms

Etymology

Origin of AI1

First recorded in 1960–65

Origin of ai3

First recorded in 1685–95; from Portuguese aí, from Tupi a'í, probably of imitative origin

Vocabulary lists containing ai

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

High temperatures, new AI data centers and drought conditions pose challenges to the electricity system.

From The Wall Street Journal • Jul. 3, 2026

While AI has created more demand than the industry had been expecting, Bryson said it should be remembered that memory is a cyclical business that is dictated by supply, not demand.

From MarketWatch • Jul. 3, 2026

The hybrid AI film will be shot partly on location in Europe and partly generated with artificial intelligence.

From Los Angeles Times • Jul. 3, 2026

Bank of America analysts said that price upswings and further volume growth amid the global AI infrastructure buildout should continue to support the island’s tech exports.

From The Wall Street Journal • Jul. 3, 2026

This had really irked me, so I started practicing Joust on my own, playing a few games a night against an AI opponent.

From "Ready Player One: A Novel" by Ernest Cline

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