antivirus
Relating to software or protocols designed to detect, prevent, and remove malicious software from a computer system. It describes defensive measures taken to protect digital environments from infections like viruses, worms, and Trojans.
例文
3 / 5I need to renew my antivirus subscription before it expires next week.
I must pay for my computer protection service again before the current period ends.
The organization implemented a robust antivirus policy to safeguard sensitive client data.
The company established strong security rules to protect private customer information.
Don't open that email attachment without running your antivirus first.
Check that file with your security software before you open it.
語族
覚え方のコツ
Think of 'Anti' (against) + 'Virus' (digital sickness). It is the digital vaccine and medicine for your computer hardware.
クイックテスト
The system was compromised because the ____ definitions had not been updated for several months.
正解！
正解は： antivirus
例文
I need to renew my antivirus subscription before it expires next week.
everydayI must pay for my computer protection service again before the current period ends.
The organization implemented a robust antivirus policy to safeguard sensitive client data.
formalThe company established strong security rules to protect private customer information.
Don't open that email attachment without running your antivirus first.
informalCheck that file with your security software before you open it.
Heuristic-based antivirus systems offer superior protection against zero-day exploits compared to signature-based models.
academicLogic-based security tools protect better against new threats than tools that only look for known patterns.
The IT department reported that the antivirus software successfully neutralized the incoming threat.
businessThe technical team said the security program stopped the digital attack.
語族
よく使う組み合わせ
よく使うフレーズ
run an antivirus scan
to initiate a search for malware on a device
update antivirus signatures
to download the latest threat detection data
antivirus shield
the real-time protection component of a security program
よく混同される語
A firewall filters network traffic to block unauthorized access, while antivirus software scans and removes malicious files already on the system.
使い方のコツ
While 'antivirus' is technically an adjective, it is very commonly used as a noun in casual conversation to refer to the software itself. At the C1 level, distinguish between signature-based and heuristic-based antivirus methods.
よくある間違い
Learners often treat 'antivirus' as a countable noun without an article; it is better to say 'an antivirus program' or 'antivirus software'.
覚え方のコツ
Think of 'Anti' (against) + 'Virus' (digital sickness). It is the digital vaccine and medicine for your computer hardware.
語源
Derived from the Greek 'anti-' (against) and the Latin 'virus' (poison), adapted into computing in the late 1980s as computer viruses became a known threat.
文法パターン
文化的な背景
In modern digital culture, having an 'antivirus' is considered a basic necessity of 'digital hygiene' for both individuals and corporations.
クイックテスト
The system was compromised because the ____ definitions had not been updated for several months.
正解！
正解は： antivirus
関連語彙
関連単語
principled
C2Acting in accordance with morality and high standards of behavior. It describes a person or an action guided by a strict set of values and integrity rather than by personal gain or convenience.
analytical
C1Relating to or using analysis or logical reasoning to understand something by breaking it down into its constituent parts. It describes a systematic approach to problem-solving and the ability to evaluate information critically.
approach
C1A systematic way of dealing with something or a specific perspective taken when addressing a problem or task. It can also refer to the physical act of moving nearer to someone or something in distance or time.
authorize
C1To grant official permission or legal power to someone to perform a specific action or to allow something to happen. It typically involves a formal process or a person in a position of authority validating a request or procedure.
beneficial
B2Beneficial describes something that has a good effect or promotes well-being. It is frequently used in formal or academic contexts to highlight the advantages or positive outcomes of a specific action, substance, or situation.
consistent
C2The quality of achieving a level of performance which does not vary over time, or the state of being coherent and not contradictory in logical or behavioral terms. Physically, it refers to the degree of thickness, firmness, or viscosity found in a substance.
constitutional
C2Relating to the fundamental principles or established laws that govern a state or organization. It can also refer to an individual's physical health or inherent temperament.
contextual
B2Relating to the circumstances or setting in which something exists or occurs. It describes information that helps explain the meaning of an event, statement, or idea by looking at its surroundings.
contract
C1A formal and legally binding agreement between two or more parties that establishes mutual obligations. In academic and legal contexts, it refers to the specific terms, conditions, and enforcement mechanisms that govern a transaction or relationship.
contractor
C1A person or company that performs work or provides goods and services under a specific legal agreement. Unlike a regular employee, a contractor is usually hired for a specific project or a fixed period of time as an independent entity.
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