Answer:
Orgasm
Step-by-step explanation:
The orgasm is often considered as the peak of sexual excitement. It is a powerful feeling which gives physical pleasure and sensation and which also includes a discharge of accumulated erotic tension.
The complete sentence is -
Orgasm is a physiological reflex in which a massive discharge of nerve impulses occurs in the nerves serving the genitals, usually in response to tactile stimulation, causing rhythmic muscle contraction in the genital area and a sensation of intense pleasure.