the.com/effect

every cause's loud receipt, proof the universe keeps score and never forgives a nudge

means The result or change produced by a cause, or the state of being in operation (as in 'the rule takes effect').

from From Latin 'effectus,' meaning 'an accomplishment or performance,' the noun form of 'efficere,' 'to work out, bring about' — built from 'ex-' (out) plus 'facere' (to make or do). So at its root, an effect is literally what gets 'made out' of an action. It reached English in the late Middle Ages by way of Old French, carrying that same sense of something brought to completion.

butterfly origin
Lorenz coined it after a 1961 weather rounding error
placebo power
sugar pills heal real symptoms in real bodies
domino reach
each topples one 1.5x bigger than itself
word confusion
affect acts, effect results, grammarians die on this hill
special effects
King Kong used a 22-inch puppet
for instance

butterfly effect — chaos theory concept where small changes in initial conditions produce vastly different outcomes, popularized by edward lorenz's 1961 weather prediction model

placebo effect — medical phenomenon where patients improve after receiving inert treatment, demonstrated across thousands of clinical trials since the 1950s

halo effect — cognitive bias where overall impression of a person influences judgment of individual traits, studied extensively in psychology since solomon asch's 1946 experi

the.com · every word