adj · verb · 9 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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/ɪnˈfɛkt/
Southern-England:Recorded audio is listed in the source snapshot.
rhymes with -ɛkt
/ˈɪnfɛkt/
Southern-England:Recorded audio is listed in the source snapshot.
rhymes with -ɪnfɛkt
CMU ARPABET:IH2 N F EH1 K T
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Infected.
Definition source: English Wiktionary via Wiktextract
Usage: not-comparable, obsolete
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adj
Meaning 2
Representing an action not yet completed.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
verb
Meaning 3
To bring (the body or part of it) into contact with a substance that causes illness (a pathogen), so that the pathogen begins to act on the body; (of a pathogen) to come into contact with (a body or body part) and begin to act on it.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Examples
Not everyone will be infected when an epidemic strikes.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
verb
Meaning 4
To contaminate (an object or substance) with a pathogen.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
5
verb
Meaning 5
To make somebody enthusiastic about one's own passion, or to communicate a feeling to others, or a feeling communicating itself to others.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
Examples
Her passion for dancing has infected me.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
6
verb
Meaning 6
contaminate with a disease or microorganism
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: taint
Antonyms: disinfect
Broader terms: pollute, foul, contaminate
Narrower terms: superinfect, smut
7
verb
Meaning 7
communicate a disease to
Definition source: Princeton WordNet 3.0
Examples
Your children have infected you with this head cold
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: give
Narrower terms: canker
8
verb
Meaning 8
affect in a contagious way
Definition source: Princeton WordNet 3.0
Examples
His laughter infects everyone who is in the same room