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.
The heptagram also relates to the seven chakras of the body. 1  These are the energy nodes that rise up the course of the spine from the basal node, where is coiled the Kundalini serpent, to the point at the top of the head. 2  The mundane well-being of the body and its aura are linked to the chakras.