the.com/wiper

The only part of your car paid to fight weather and lose on a schedule.

means A rubber-bladed arm that sweeps rain, snow, or grime off a windshield so you can actually see where you're going.

from Straightforwardly built from 'wipe' plus the agent suffix '-er' — someone or something that wipes. 'Wipe' itself traces back to Old English 'wipian', meaning to rub clean. The windshield wiper as a device is a 20th-century invention, born alongside the automobile itself, when drivers needed a mechanical hand to do what their own hand had been doing through the window.

invented by
Mary Anderson, 1903, manually operated
car makers scoffed
called it a distracting, needless novelty
intermittent wiper
inspired by blinking, human eyelids, not engineering
lifespan
rubber degrades from sun, not just use
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