Dex·ter a.
1. Pertaining to, or situated on, the right hand; right, as opposed to sinister, or left.
On sounding wings a dexter eagle flew. --Pope.
2. Her. On the right-hand side of a shield, i. e., towards the right hand of its wearer. To a spectator in front, as in a pictorial representation, this would be the left side.
Dexter chief, or Dexter point Her., a point in the dexter upper corner of the shield, being in the dexter extremity of the chief, as A in the cut.
Dexter base, a point in the dexter lower part or base of the shield, as B in the cut.