noun
infection
B1
Infektion (die, plural: Infektionen) means 'infection'—a medical invasion by pathogens or localized infection. Feminine noun with regular plural 'Infektionen'. Common in medical contexts; often used with prepositions like 'an' (an einer Infektion leiden) or 'bei' (bei Infektionen). No irregular plural.
Examples
Nach der Operation hatte er eine leichte Infektion und musste Antibiotika nehmen.
After the operation he had a minor infection and had to take antibiotics.
Eine Infektion mit diesem Virus kann zu schweren Symptomen führen.
An infection with this virus can lead to severe symptoms.
Der Arzt behandelte die Patientin wegen einer Infektion, nachdem sich die Symptome verschlechterten.
The doctor treated the patient for an infection after the symptoms worsened.
Details
Mnemonics
picture a red dot spreading on a skin diagram labeled 'Infektion'
sounds like 'infection' in English
die Infektion — imagine a nurse (female) treating an infection to remember 'die'
Notes
Infektion is a feminine noun. In medical contexts it is commonly used with articles and in plural when referring to multiple cases (Infektionen).