beautician is an American coinage from beauty plus -ician (after physician, electrician); beauty is from Old French biaute, from Latin bellus. Morphologically, the word is transparent: -ician is attached to the older base named in the history, so the modern form packages an inherited or borrowed stem inside a later English derivative. In modern use, the noun sense is "a person whose job is giving beauty treatments to the skin and hair", which keeps the etymology connected to the word's present dictionary value rather than treating it as a merely historical label. The wider word family includes related English forms such as beauty, beautiful, beautify, showing how the same base continues to support neighboring English vocabulary. The principal historical forms in the chain include Old French biaute, Latin bellus, which anchor the explanation in named linguistic material.