wand

Concise Oxford English Dictionary © 2008 Oxford University Press:
wand/wɒnd/

▶noun

• 1 a stick or rod thought to have magic properties, used in casting spells or performing tricks.

• 2 a long, thin stick or rod, especially one held as a symbol of office.

  ■ informal a conductor's baton.

  ■ a small stick with a brush at one end used to apply mascara.

• 3 (wands) one of the suits in some tarot packs, corresponding to batons in others.

• 4 a hand-held electronic device passed over a bar code to read the encoded data.

  ■ a device emitting a laser beam, used especially to create a pointer on a projected image or text.

– origin ME: from ON vǫndr, prob. of Gmc origin and rel. to wend and wind2.