A thing or being, event or process, perceptible through senses; or a fact or occurrence thereof. / (by extension) A knowable thing or event (eg by inference, especially in science)

(sometimes proscribed) plural of phenomenon

Synonym of qwerty syndrome

The optical illusion whereby viewing a series of still images in rapid succession gives the impression of continuous motion.

(linguistics) The observation that a child's perception of phonemes occurs earlier than the ability to produce them.

A condition of the hands and feet becoming discoloured, typically white, red, and blue, caused by an altered blood flow brought about by cold, or stress.

Alternative form of windshield phenomenon

(automotive, entomology, colloquial) The anecdotal observed decrease in the number of insects splattering across windshields during road trips across the years.

The sustained involuntary contraction of a muscle after a prolonged voluntary contraction.

The tendency for skin lesions to appear on lines of trauma.