Definition of "pulse" []

• The rhythmical throbbing of arteries produced by the regular contractions of the heart, especially as palpated at the wrist or in the neck. (noun)
• A regular or rhythmical beating. (noun)
• A single beat or throb. (noun)
• Physics A brief sudden change in a normally constant quantity: a pulse of current; a pulse of radiation. (noun)
• Physics Any of a series of intermittent occurrences characterized by a brief sudden change in a quantity. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "And by that time efkn is got to n, EFKN is got to d and when it touches N, the pulse of the other Ray is got to o. and no farther, which is very short of the place it should have arriv'd to, to make the Ray np to cut the _orbicular pulse_ No at right Angles: therefore the Angle Nop is an acute Angle, but the quite contrary of this will happen, if 17. and 18. be calculated in stead of 16. and 17. both which does most exactly agree with the _Phænomena_: For if the Sun, or a Candle"
• "-- The X on the lower border of the jaw indicates the place where the pulse is taken.] _The horse's pulse_ is taken from the submaxillary artery at a point anterior to, or below the angle of the jaw and along its inferior border"
• "Actually any Democrat with a pulse is a good choice when compared to idiots like Romney."