Wiktionary (0.00 / 0 votes) Rate this definition: device (Noun). Any piece of equipment made for a particular purpose, especially a mechanical or electrical one. There are a number of household devices in a kitchen such as a dishwasher, a garbage disposal, or an electric can opener.
1. heptane-a colorless volatile highly flammable liquid obtained from petroleum and used as an anesthetic or a solvent or in determining octane ratings. alkane, alkane series, methane series, paraffin series, paraffin-a series of non-aromatic saturated hydrocarbons with the general formula CnH(2n+2). 1  Facebook.
Noun[edit] panne â(plural pannes) 1  A lustrous finish applied to velvet and satin. 2  A fabric resembling velvet, but having the nap flat and less close. ( ecology) A wetland consisting of a small depression, with or without standing water, often in a salt marsh or other coastal wetland.