/tʃaɪld/
[noun] A young human being who is not yet an adult. The word can also refer to someone's son or daughter, no matter how old they are.
The Old English word 'cild' originally referred specifically to a newborn or infant, not children in general.
The word 'child' stretches back to the very earliest records of the English language, appearing in Old English as 'cild' — a word used in texts over a thousand years old, including the Anglo-Saxon Gospels. In its earliest use, 'cild' referred quite specifically to a newborn baby or an infant in arms, not to a young person in the broader sense we use today. The Venerable Bede, writing in the 8th century, and later translators of the Bible used it to describe babies just born into the world. The meaning was intimate and particular — it pointed to the very beginning of human life.
The word comes from Proto-Germanic, the ancient ancestor language from which all Germanic languages descend. Its reconstructed Proto-Germanic root is believed to be *kiltham, though scholars note the word has no clear relatives in other Germanic languages like German, Dutch, or Norse, making it something of a linguistic mystery. This isolation within the Germanic family suggests it may be extremely old — possibly even a relic from a language spoken before the Germanic tribes fully separated into distinct groups. Most languages in the Germanic family developed their own different words for 'child', making English's survival of 'child' quite unusual.
During the Middle English period, roughly between the 11th and 15th centuries, the word broadened significantly. 'Cild' evolved into 'child', and its meaning expanded from 'newborn infant' to include any young person who had not yet reached adulthood. This kind of broadening — where a word starts narrow and becomes wider over time — is a common pattern in the history of language. As the singular 'child' was used more widely, speakers also needed a plural form. Old English used 'cildru' as the plural, which became 'childer' in Middle English. The familiar modern plural 'children' is actually a double plural: 'childer' with an extra '-en' added at the end, following a pattern also seen in 'brethren' and historically in 'oxen'.
The word also carried social and legal meanings that have since faded. In medieval England, 'child' could sometimes refer to a young man of noble birth who had not yet been knighted — a kind of squire or junior gentleman. This usage survives most famously in the literary tradition, as in 'Childe Harold', the title of Lord Byron's great poem from 1812, where 'Childe' signals the hero's noble but unproven status. Similarly, 'Child Roland', who appears in Shakespeare's King Lear and later in Robert Browning's poem, carries this older, chivalric sense of the word.
In modern English, 'child' has settled into two main roles: describing a young person below the age of adulthood, and describing the relationship between parent and offspring at any age — so a seventy-year-old person remains the 'child' of their parents. The word has also become highly productive, combining freely with other words to create compounds like 'childhood', 'childlike', 'childcare', and 'childbirth'. Its simplicity and deep roots make it one of the most emotionally powerful words in the English language — short, ancient, and instantly understood by every speaker.