intr.v. pul·sat·ed, pul·sat·ing, pul·sates
1. To expand and contract rhythmically: could hear the heart pulsating.
2. To produce rhythmic sounds or other vibrations: music pulsating throughout the room.
[Latin pulsāre, pulsāt-, frequentative of pellere, to beat; see pel-5 in the Appendix of Indo-European roots.]
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