D7 may refer to:D7 is the second note in the
seventh octave, a note in the whistle register
D-7 (song), a song written by the Wipers and covered by NirvanaBorland Delphi 7.0 one of the most popular versions of
Delphi programming languageA
chord (music) consisting of the notes D, F#, A, and CDinar Lineas Aereas airline's IATA code
FlyAsianXpress airline's IATA codeA class of
Klingon Starship in the Star Trek universe
polyhedral die that is seven-sided The
SMPTE D-7 standard (SMPTE 306-M:1998), based on Panasonic's
DVCPRO; a variant of the
DV digital video recording formatA severance package, i.e. an internal code for being terminated and collecting monetary compensation (e.g. severance)D7, a Star Trek Klingon starship
See more at Wikipedia.org...