This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. A small specialized mechanical or electronic device; a contrivance.

n. a thing whose name cannot be remembered; thingamajig, doohickey

n. any device or machine, especially one whose name cannot be recalled. Often either clever or complicated.

n. a device or control that is very useful for a particular job

"But the gadget is a lot easier to carry than a paper-back dictionary which is also very limited."

device   

mod con    gimbal    injector    gadgetry   

gadgety   

doohickey    contrivance    widget    gizmo    contraption   

Paget   

appliance    toy    accessory    hardware    equipment    utensil    gear    jewelry    apparatus    phone