marker
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marker
A thick felt-tip pen used to highlight passages of text (highlighter) or to write on various surfaces.
Bitte markiere die wichtigsten Abschnitte mit einem gelben Marker.
Please mark the most important sections with a yellow marker.
marker
In medicine or biology, a substance, gene, or characteristic whose presence indicates a particular biological condition or disease.
Die Ärzte suchen im Blut nach spezifischen Markern, um die Diagnose zu bestätigen.
The doctors are looking for specific markers in the blood to confirm the diagnosis.
marker
A sign or marking in a data set, text, or on a playing field that indicates a position, state, or boundary.
Der Trainer platzierte rote Marker auf dem Feld, um die Laufwege zu kennzeichnen.
The coach placed red markers on the field to mark the running routes.
'Marker' (marker) is closely related to the verb 'markieren' (to mark). A marker is therefore always something that serves to make a mark — whether with color, as a biological signal, or as a sign.
Ich markiere die wichtigen Termine im Kalender mit einem roten Marker.
I mark the important appointments in the calendar with a red marker.
The word 'Marker' (marker) is very often used in compound nouns that describe its function more precisely. Examples are 'Textmarker' (highlighter), 'Whiteboard-Marker' (whiteboard marker), or 'Tumormarker' (tumor marker).
Kannst du mir den Textmarker geben? Ich möchte diesen Satz hervorheben.
Can you give me the highlighter? I want to highlight this sentence.
The meaning as a biological indicator is purely technical language. You hear and read this word in the context of medicine, genetics, or biology.
Das Vorhandensein dieses Markers im Blut kann auf eine Infektion hindeuten.
The presence of this marker in the blood can indicate an infection.
indicator
Indikator is the general term for a feature that points to a condition. In medicine and biology, Marker is used more specifically for a substance, gene, or biological characteristic. Both terms are possible in biological studies, but Marker emphasizes the technical context.
Im Labor dient CRP als biologischer Marker für eine Entzündung im Körper.
In the laboratory, CRP serves as a biological marker for inflammation in the body.
Ein erhöhter CRP-Wert ist ein Indikator für eine Entzündung im Körper.
An elevated CRP level is an indicator of inflammation in the body.
