elective (Noun) Something that is option or that may be elected, especially a course of tertiary study. elective (Adjective) Of, or pertaining to voting or elections. elective (Adjective) That involves a choice between options; optional or discretionary. My insurance wouldn't pay for the operation because it was elective surgery.
the mellotron is an electro mechanical polyphonic tape replay keyboard originally developed and built in birmingham england in 1963it evolved from a similar instrument the chamberlin but could be mass produced more effectivelyroduction of the mellotron ceased in 1986 but it regained popularity in the 1990s and was used by several notable bands this led to the resurrection of the original manufacturer streetly electronics
Boron-element from group III of the periodic table; acts as an acceptor in silicon; Boron is the only p-type dopant used in silicon device manufacturing. Bow-Concavity, curvature, or deformation of the wafer centerline independent of any thickness variation present.alence band-the lower energy band in a semiconductor that is completely filled with electrons at 0 K; electrons cannot conduct in valence band. Volume defect-voids and/or local regions featuring different phase (e.g. precipitates or amorphous phase) in crystalline materials.