(evolutionary biology) A selection effect driving evolution of an invasive species at the invasion front, that selects the fastest and furthest invaders to interbreed creating stronger and faster invaders, due to the invasion front preselecting the fastest invaders, concentrating these individuals and therefore selecting those traits that let them invade faster.

plural of transverse flow effect

plural of ransom note effect

(design) The unprofessional appearance of a document that uses too many different typefaces.

plural of Jahn-Teller effect

plural of Hill-Robertson effect

The phenomenon of granular convection or segregation, where granular material subjected to shaking or vibration exhibits circulation patterns like those of a fluid, causing the larger particles to end up on top.

plural of Brazil nut effect

plural of cocktail party effect

(paleontology) The principle that due to the incompleteness of the fossil record, the earliest and latest known occurrences of a taxon will almost never represent the ages of the actual earliest and latest organisms belonging to it.