throbbing

(noun) an instance of rapid strong pulsation (of the heart). Synonyms: throb, pounding. Example: "He felt a throbbing in his head."

(noun) a sound with a strong rhythmic beat. Example: "The throbbing of the engines."

(verb) pulsate or pound with abnormal force. Synonyms: throb. Examples: "My head is throbbing." "Her heart was throbbing."

(verb) expand and contract rhythmically; beat rhythmically. Synonyms: pulsate, throb, pulse. Example: "The baby's heart was pulsating again after the surgeon massaged it."

(verb) tremble convulsively, as from fear or excitement. Synonyms: shudder, shiver, throb, thrill.

(adj) pounding or beating strongly or violently. Examples: "A throbbing pain." "The throbbing engine of the boat."