the.com/spreading
The art of making one thing cover more area than it physically should.
means The act of distributing, opening out, or extending something over a surface, space, or population.
from From Old English 'spr??dan,' to stretch out or extend, kin to German 'spreiten' — the gesture of flattening a thing wide with the hands.
Butter testSpreadability is literally measured by food scientists.
Disease vectorEpidemics quantify spreading via the R-number.
Finance termA 'spread' is the gap between buy and sell prices.
Rumor speedFalse news spreads faster online than truth does.