Alternative form of flow-on effect

(biology) A hypothesis in evolutionary biology that explains selective altruism among individuals of a species, involving preferential treatment of individuals with certain characteristics.

(phonology) A phenomenon relating to the pronunciation of stops in American English, whereby words appear to be chunked into pronunciation units, based on their morphology, which may block flapping.

A polar mirage caused by high refraction of sunlight between atmospheric thermoclines.

plural of Novaya Zemlya effect

(psychology) The tendency to more easily recognize members of one's own race.

(statistics) A statistical phenomenon where an individual's likelihood of death appears to increase on or close to their birthday, variously attributed to alcohol consumption, psychological stress, increased suicide risk, and other factors.

(Internet) The phenomenon whereby a site is overwhelmed by traffic after being linked to by a site with a larger audience.

(psychology) An effect observed in fighter aircraft pilots, where horizontal acceleration at more than 1 standard gravity causes extreme stimulation of the vestibular system and leads to the faulty perception that the aircraft is climbing.

(film) A special effect produced physically, without computer-generated imagery or other postproduction techniques.