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Definitions

marker

[mahr-ker] / ˈmɑr kər /
NOUN
a writing instrument
Synonyms




Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This fundraising is typically a reliable marker of whether a candidate has a realistic chance of winning.

From Los Angeles Times • May 1, 2026

The liver plays a key role because it processes many chemicals entering the body and acts as a marker for environmental exposure.

From Science Daily • Apr. 27, 2026

They drew a line on my arm with a marker to track the infection’s progress.

From The Wall Street Journal • Apr. 17, 2026

Ideaya’s treatment targets an aggressive form of uveal melanoma that generally has a poor prognosis because it occurs in patients who lack the genetic marker to receive typical immunotherapy.

From Barron's • Apr. 13, 2026

She pulls the top off her marker and writes...

From "Amari and the Night Brothers" by B.B. Alston