Holter monitor

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Hol·ter monitor

 (hōl′tər)
n.
A portable device used to measure the electrical activity of the heart over an extended period of time, allowing detection of intermittent arrhythmias and other electrical disturbances.

[After Norman J. Holter (1914-1983), American biophysicist who developed the device.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Empower Illinois awarded about 5,500 scholarships and had more than 30,000 students on a waitlist, Executive Director Anthony Holter said.
In the latter chapter, Peterson discusses holter monitoring.