throbbing

1. gerundparticiplepresentpresent participle and gerund of throb

1. not comparableBeating or pounding strongly.

   I have a throbbing headache.

plural throbbings

1. That which throbs.

   Krause’s “niche hypothesis” may seem more plausible after you’ve listened to his recordings of dense tropical jungles, polyphonous soundscapes packed with whistles and whinnies, whoops, hoots and howls, deep bass throbbings and shrieking buzzes.

   2007 February 18, Jeff Hull, “The Noises of Nature”, in New York Times