(computing) An early form of e-mail address with the components separated by exclamation marks, naming the sequence of networked computers that the mail should be routed through.

(biochemistry) A series of biochemical reactions between a stimulated receptor and an effector

(colloquial) Speech pathology. / (colloquial) A speech pathologist.

(aviation) A runway (or simple field) that is illuminated at night, or during fog, to enable aircraft to land or take off safely.

(electricity) The route by which a current or signal returns to its source, or to earth.

Alternative form of basepath

(golf) A paved path designed for golf carts, especially on a golf course.

(aviation) The narrow region under a supersonic aircraft's flight path, where the sonic boom is liable to be heard as it flies overhead.

(astronomy) The path traced on the Earth's surface by the moon's shadow (more precisely, the umbra) during a total eclipse of the sun.

(linguistics) To mislead with a garden path sentence.