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.
Adenine /ËaedÉ¨nÉ¨n/ (ËÃ¦dÉ¨nÉ¨n, A) ade is a (nucleobase a purine) derivative with a variety of roles in biochemistry including cellular, respiration in the form of both the-energy rich adenosine (TRIPHOSPHATE) atp and the cofactors nicotinamide adenine (DINUCLEOTIDE) nad and flavin adenine (DINUCLEOTIDE). faddenine structure, with standard numbering of positions in red. Adenine forms several tautomers, compounds that can be rapidly interconverted and are often considered equivalent. However, in isolated conditions, i.e. in an inert gas matrix and in the gas phase, mainly the 9H-adenine tautomer is found.