noun
female cyclist
B1
Radfahrerin: feminine noun meaning 'female cyclist'. Refers to a woman who cycles. Singular: die Radfahrerin; plural: die Radfahrerinnen. Masculine form: Radfahrer. Follows regular feminine declension patterns. Use article die in singular. Not a verb; no auxiliary or reflexive properties and no irregular plural.
Examples
Die Radfahrerin fuhr schnell den Berg hinunter.
The (female) cyclist rode quickly down the mountain.
Die Radfahrerin fährt vorsichtig die Straße entlang.
The female cyclist is riding carefully down the street.
Der Beamte befragte die Radfahrerin, nachdem die Zeugin die Details nannte.
The officer questioned the female cyclist after the witness gave the details.
Details
Mnemonics
Imagine a woman riding a bicycle with a ribbon on the wheel to mark 'female' — that's a Radfahrerin.
Think 'rad' as in 'radical' (bike wheel = rad), and 'her' to remember female: 'rad-her-in' -> female cyclist
die -> picture a female rider wearing a dress (traditional mnemonic: 'die' = female)
Notes
Radfahrerin is the feminine agent noun formed from 'Radfahrerin' (Radfahrer = male or generic). Use 'die' as the article and form the plural with -innen for groups of women.