a type of felt-tip pen used to create permanent water-resistant writing on a surface such as a writable DVD

Synonym of china pencil

plural of grave marker

A tombstone or other permanent fixed object to indicate the location of a grave.

A felt-tipped pen.

A felt-tip pen.

A short marker (a pip in audio or an asterisk in data) that signals a precise instant in time

Synonym of marker horizon

(linguistics) A word or phrase that marks a boundary in a discourse, typically as part of a dialogue. Discourse markers often signal topic changes, reformulations, discourse planning, stressing, hedging, or backchanneling.

(genetics) A gene with a known location in a chromosome; used to track the insertion of DNA into organisms