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Definition of cyber

cyber

/ˈsaɪ.bər/
cy · ber

Plural:cybers
•
Past Simple:cybered
•
Past Participle:cybered
•
Present Participle:cybering
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cyber Lexical Profile

cyber Game Scores & Validity

• adjective

1

Relating to, characteristic of, or involving computers, information technology, virtual reality, and the internet.

Example

"The government has invested heavily in protecting critical infrastructure from cyber attacks."

Synonyms
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Antonyms
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• noun

1

The domain of computer networks, digital communications, and cybersecurity, especially when viewed as a distinct operational or policy field.

Example

"The defense department is recruiting more specialists with a background in cyber."


2

Interactive sexually explicit messages exchanged via computer networks (informal).

Example

"In the early days of internet chat rooms, users frequently engaged in cyber with strangers."

Synonyms
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• verb

1

To engage in online chat, especially to exchange sexually explicit messages over the internet (informal).

Example

"They met in an online forum and spent hours cybering late into the night."

Word Nuance & Usage

As an adjective, 'cyber' is used almost exclusively attributively before a noun (e.g., 'cyber threats') or as a combining prefix ('cybersecurity'), while its noun and verb uses are informal internet slang.

• Rhymes for cyber

Word Origin & Etymology

Shortened in the late 20th century from 'cybernetic', which was coined by mathematician Norbert Wiener in 1948 from the Ancient Greek 'kybernetes' (steersman or pilot).

Cite this Entry


Wordmom. (2026). Definition of Cyber. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/cyber
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