marker

mark-er · noun

imported

Definitions

noun

  1. 1.

    A pen with a broad felt tip used for writing or drawing, especially on a whiteboard or paper.

  2. 2.

    An object or sign used to indicate a position, place, or route.

  3. 3.

    Something that indicates or signals a particular quality, condition, or stage.

  4. 4.

    A person who marks or grades something.

Forms

plural: markers

Phrases & expressions

  • genetic marker — a DNA sequence used to identify a gene or trait
  • permanent marker — a marker with ink that cannot be erased
  • page marker — a bookmark or similar device

Related words

See also: indicator, mark, pen, sign
Synonyms: indicator, pen, sign

Etymology

From Old English mearc ("mark, sign") + -er (agent suffix). The pen sense developed in the mid-20th century.