mark·er (mär k r)n.1. One that marks or serves as a mark, as: a. A bookmark. b. A tombstone. c. A milestone. 2. An implement, especially a felt-tipped pen, used for marking or writing. 3. One who marks objects, especially for industrial purposes. 4. One who grades student papers. 5. Sports a. A device, such as a line, stake, or flag, set on a playing field and showing the playing or scoring position. b. A player who guards an opponent, as in soccer. c. An official in certain court games, such as squash, who mainly judges whether the ball is out of play and whether a fault or let has occurred. 6. Games a. One that keeps score in various games. b. A score in a game. 7. Slang A written, signed promissory note. 8. A genetic marker. 9. Medicine A physiological substance, such as human chorionic gonadotropin or alpha-fetoprotein, that when present in abnormal amounts in the serum may indicate the presence of disease, as that caused by a malignancy. Also called biomarker. 10. Linguistics An element that indicates grammatical class or function; a derivational or inflectional morpheme. |
marker Noun
1. an object used to show the position of something
2. Also called: (marker pen) a thick felt-tipped pen used for drawing and colouring
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | marker - some conspicuous object used to distinguish or mark something; "the buoys were markers for the channel"bookmark, bookmarker - a marker (a piece of paper or ribbon) placed between the pages of a book to mark the reader's place yard marker - (football) a marker indicating the yard line |
| 2. | marker - a distinguishing symbol; "the owner's mark was on all the sheep"earmark - identification mark on the ear of a domestic animal brand - identification mark on skin, made by burning symbol - an arbitrary sign (written or printed) that has acquired a conventional significance trademark - a formally registered symbol identifying the manufacturer or distributor of a product postmark - a cancellation mark stamped on mail by postal officials; indicates the post office and date of mailing watermark - a distinguishing mark impressed on paper during manufacture; visible when paper is held up to the light broad arrow - an arrowhead mark identifying British government property peg, pin - small markers inserted into a surface to mark scores or define locations etc. pip, spot - a mark on a die or on a playing card (shape depending on the suit) label - an identifying or descriptive marker that is attached to an object cairn - a mound of stones piled up as a memorial or to mark a boundary or path |
| 3. | marker - a writing implement for making a markhighlighter - a fluorescent marker used to mark important passages in a text |
1. A visual or electronic aid used to mark a designated point.
2. In land mine warfare: See gap marker; intermediate marker; lane marker; row marker; strip marker.
3. In naval operations, a maritime unit which maintains an immediate offensive or obstructive capability against a specified target.
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