noun
female worker
B1
Arbeiterin: feminine noun meaning 'female worker' or 'worker' (female form). Article: die Arbeiterin; plural die Arbeiterinnen (adds -nen). Used to denote women's role in labor; genitive singular der Arbeiterin. Feminine of Arbeiter; neutral terms include Mitarbeitende or Arbeitnehmerin for employees.
Examples
Die Arbeiterin hat heute Überstunden gemacht.
The (female) worker did overtime today.
Der Vorarbeiter lobte die Arbeiterin, nachdem sie die Maschine reparierte.
The foreman praised the (female) worker after she repaired the machine.
Die Arbeiterin in der Fabrik bedient eine große Maschine.
The female factory worker is operating a large machine.
Details
Mnemonics
Picture a woman in a high-visibility vest with the label 'Arbeiterin' on her back.
ends with '-in' like many feminine German nouns (think 'in' = she is in the job)
die Arbeiterin — the -in ending signals feminine; link '-in' to 'her' in English
Notes
Feminine form of 'Arbeiter'. Plural adds -innen (Arbeiterinnen) when explicitly feminine plural is meant.