the.com/semiotics
The study of how a red octagon convinces three tons of metal to stop.
means The academic field analyzing signs and symbols, and how they create meaning between sender and receiver.
from From the Greek semeion, sign, by way of physician Hippocrates, who read symptoms as the body's signs; philosopher Charles Peirce later turned it into a full discipline.
Three partsSign, object, interpreter — meaning needs all three.
Medical rootsBegan as reading symptoms before reading culture.
Umberto EcoNovelist smuggled semiotics into bestselling murder mysteries.