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computer virus

computer virus

16 3.5
A program that copies itself and damages files on a computer
  • noun
  • /kəmˈpjuːtər ˈvaɪrəs/
  • Specialized
translation icon : virus informático
  • The technicians worked tirelessly to remove the computer virus that had corrupted the system.

Examples

  • Who is the guy who sent you the computer virus?

  • Well, as we all know, there are lots of computer viruses on the internet.

    Blog text (23)
  • They planted a computer virus.

  • A computer virus is a software program written with malicious intent.

    Academic text (2006)
  • For the first time in the history of cyber warfare, a computer virus was able to spy on and actually alter a SCADA, or Supervisory Control And Data Acquisition system, in real time.

  • After opening an email attachment, the employee discovered a computer virus had infected his computer.

  • Many users are now aware of the dangers posed by a computer virus and are taking precautions to protect their data.

Synonyms

virus
vscomputer virus
  • Specialized
137 3.3

A harmful computer program that copies itself and can damage files

is the full technical term for that self copying harmful software
malware
vscomputer virus
  • Specialized
43 4.3

Programs that harm computers or let someone access them without permission

focuses on self replication and on altering or destroying data
infector
vscomputer virus
  • Specialized
8.3

A program that attaches to files and spreads to other computers

reproduces itself rather than only spreading by attachment to files
malevolent program
vscomputer virus
  • Specialized
8.0

Software that harms computers, for example by stealing data

often replicates itself and specifically alters or destroys data

Antonyms

antivirus
  • Specialized
3.4

Designed to stop, find, or remove computer viruses on your computer

How Harmful

ransomware
  • Specialized
8 7.9
worm
  • Specialized
26 7.4
trojan
  • Texting
8.2
computer virus
  • Specialized
16 3.5
spyware
  • Specialized
21 4.8
adware
  • Specialized
2 4.4

Surface Forms

Morphology

computer + virus

The meaning is directly compositional: a virus (an agent that infects or replicates) applied to a computer (an electronic device) yields malicious software that spreads on computers. This noun‑noun combination follows a straightforward, cross‑linguistically common pattern, so a B1 learner who knows both constituents will readily infer the MWE meaning.

Etymology

Computer virus comes from a simple picture: like a virus in the body that 'infects' cells, a small program can copy itself into other files and 'spread' through a computer, often causing 'damage'. So, computer virus means a harmful program that copies itself and damages data.