/ˈændrɔɪd/
[noun] A robot or machine that is made to look and behave like a human being. The word is also used more generally to describe anything designed to resemble a person.
Android literally means 'man-shaped' — the word was coined centuries before anyone imagined a thinking machine.
The word 'android' is built from two ancient Greek elements: 'andros' (ἀνδρός), the genitive form of 'anēr' (ἀνήρ), meaning 'man' or 'human male', and the suffix '-oeides' (οειδής), meaning 'having the form or likeness of'. Together they create something beautifully direct: 'having the form of a man'. The Greeks used these building blocks extensively, and the same root 'anēr' flows into a surprising number of English words, most of them traveling through Latin and French before arriving in modern English — for example, Greek 'andros' → Latin 'andro-' → English 'androgen', and Greek 'polyandros' → English 'polyandry'.
The word first appeared in written form in the early 18th century, used in Latin as 'androïdes' by the philosopher and mathematician Gottfried Wilhelm Leibniz around 1728, describing a hypothetical automaton shaped like a person. At this point, the concept was purely philosophical — a thought experiment about the nature of mechanism and life, not a blueprint for anything anyone could actually build. The word carried a sense of wonder mixed with slight unease, qualities it has never quite lost.
For much of the 18th and 19th centuries, 'android' appeared mainly in scientific and philosophical writing, describing the elaborate mechanical dolls and automata that fascinated European courts and inventors. Famous craftsmen like Jacques de Vaucanson built extraordinary mechanical figures — a flute-player, a duck that appeared to digest food — and it was in describing these creations that 'android' began to feel necessary. These machines were not thinking, but they were uncannily human in movement and appearance, and the word captured that strangeness perfectly.
Science fiction transformed the word's reach entirely. By the late 19th and early 20th centuries, writers imagining the future needed vocabulary for artificial beings more sophisticated than clockwork dolls. 'Android' slipped naturally into this new literature, carrying its old Greek clarity into entirely new territory. Karel Čapek's 1920 play 'R.U.R.' introduced the word 'robot' (from Czech 'robota', meaning forced labour), but 'android' survived alongside it, gradually claiming a more specific meaning: a robot designed not just to work, but to pass as human.
The modern popular understanding of the word was shaped enormously by Philip K. Dick's 1968 novel 'Do Androids Dream of Electric Sheep?', later adapted into the film 'Blade Runner'. Dick used 'android' to explore questions about consciousness, empathy, and what it truly means to be human — questions the word itself had always quietly contained. Since then, the word has expanded further: Google's Android operating system, launched in 2008, borrowed the name precisely because it suggested something human-like living inside a machine, a ghost of personality inside cold hardware.
What makes 'android' so enduringly powerful is that its meaning has never drifted far from its Greek roots. It still means exactly what it said in 1728: something shaped like a man. But the questions that simple description raises — what counts as 'shaped like', what counts as 'man' — have only grown more complicated and more urgent as technology advances. A word coined for philosophical puzzles has become essential vocabulary for the most pressing debates of the 21st century.