/reɪs/
[noun] A competition to see who can move fastest, or a group of people who share the same physical characteristics passed down through their ancestors. The word is also used more broadly to describe any situation where people compete for something.
'Race' as a competition and 'race' as a people are two completely different words that arrived in English from completely different languages centuries apart.
The word 'race' in the sense of a running competition traces back to Old Norse 'rás', meaning a rush, running, or swift current of water. This word came into northern English dialects in the 13th century, carried by the Viking settlers who had made their homes along England's northern coasts and rivers. The Old Norse 'rás' described not just the act of running but also the channel through which water rushes — a vivid image of speed and direction that gave the word its core sense of urgent, forward movement.
From this Norse root, the word flowed naturally into Middle English as 'rase' or 'race', where it first appeared in texts describing fast movement, particularly the swift flowing of water or the rapid running of animals. It was only gradually that it settled into its modern sense of a formal contest of speed. By the 16th century, horse racing had become enormously popular in Britain, and the word 'race' became firmly attached to organised competitions — the 'race course' and the 'race horse' both date from this era. The word spread from there into metaphor: a 'race against time', an 'arms race', or a 'race to the bottom' all echo that original Norse image of headlong rushing forward.
The racial meaning of the word — a group of people connected by shared ancestry or physical appearance — has an entirely separate origin and arrived in English later and from a different direction entirely. This sense comes from the Old French 'race', which itself descended from the Italian 'razza', meaning lineage, breed, or stock. 'Razza' is traced by most scholars to the Arabic 'raʾs', meaning head or origin, which entered Italian through the extensive cultural contact between medieval Italy and the Arab world across the Mediterranean. So the chain runs: Arabic 'raʾs' → Italian 'razza' → Old French 'race' → English 'race'.
This second 'race' entered English in the early 16th century, and at first it was used quite neutrally to describe animal breeds and family lineages — a person might speak of 'a race of horses bred for strength' or 'the ancient race of a noble family'. It carried connotations of bloodline and inheritance, much as we might use 'breed' or 'stock' today. The word gradually expanded to describe broader human groupings, and by the 17th and 18th centuries European thinkers were using it to classify humanity into large categories based on geography and appearance.
It is a remarkable quirk of English that two separate words — one Norse, one ultimately Arabic via Italian and French — landed on the same spelling and pronunciation and sat side by side in the language for centuries. Speakers rarely noticed the seam between them because both words shared a faint underlying idea: a group defined by a common starting point, whether that is a starting line or a shared ancestry. This convergence of two unrelated words into a single form is called homophony, and 'race' is one of the most striking examples in the English language — a single short word carrying two entirely different histories within its four letters.