āte

The Old English āte (plural ātan) has no clear cognates in other Germanic languages, which is unusual for a basic food word. The origin is genuinely unknown — the word appears in English and in no close relatives. Some linguists have proposed a pre-Germanic substrate origin, meaning the word might have been borrowed from a language spoken in Britain before the Germanic migrations. Oats, like the word for them, came from somewhere that left no other trace.

Oats were domesticated later than wheat and barley, probably around 3000 BCE in Europe or western Asia. Like rye, oats may have begun as a weed in other grain fields before being cultivated on their own. They thrive in cool, wet climates — Scotland, Ireland, Scandinavia, and the Baltic states are ideal oat country. In these regions, oats became the primary grain for porridge, flatbreads, and animal feed.

Johnson's dictionary definition of 1755 was meant as a jab at Scotland, but it described a real nutritional divide. Southern England grew wheat; northern England, Scotland, and Ireland grew oats. Oatmeal porridge, oatcakes, and oat-based gruels were the daily diet of the Scottish working class for centuries. When Scottish and Irish immigrants brought their food habits to America, oatmeal followed.

The Quaker Oats Company, founded in 1877, was one of the first companies to market a commodity grain as a branded product. The Quaker man on the box — modeled after no actual Quaker — became one of the most recognized food logos in the world. In the 2010s, oat milk emerged as the fastest-growing dairy alternative. Oatly, a Swedish company founded in 1994, went from a niche Scandinavian product to a $10 billion valuation. Samuel Johnson's horse grain became a Wall Street darling.