Artificial intelligent assistant

hair-powder

hair-powder
  A scented powder made of fine flour or starch, used in the 18th c. for sprinkling the hair or wig in hairdressing.

1663 Wood Life (O.H.S.) I. 475 To my barber for haire powder, 6d. 1800 Herschel in Phil. Trans. XC. 444, I examined the focus of light, by throwing hair-powder, with a puff, into the air. 1864–5 Knight Passages Work. Life I. 220 Hair-powder had altogether gone out.

Oxford English Dictionary

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