jewellery

noun

1. (uncountable, usually)Collectively, personal ornamentation such as rings, necklaces, brooches and bracelets, made of precious metals and sometimes set with gemstones.

   “The jewellery was very expensive in that shop.”

   “She had more jewellery ornamented about her than any three ladies needed.”

   ““[…] Captain Markam had been found lying half-insensible, gagged and bound, on the floor of the sitting-room, his hands and feet tightly pinioned, and a woollen comforter wound closely round his mouth and neck ; whilst Mrs. Markham's jewel-case, containing valuable jewellery and the secret plans of Port Arthur, had disappeared.[…]””

2. (informal, uncountable, usually)Any tools, instruments, devices, etc., placed within a drill pipe.

   “The rig simply retrieves the old pipe and runs a new pipe back in the hole (the completion string). Any special items on the string other than the pipe itself are referred to as "jewellery". These can be any number of things, from down-hole motors to mandrels and radioactive sources for survey purposes.”

3. (uncountable, usually)The shop from which a jeweller trades or makes jewellery