0-9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
1. A telephone apparatus by means of which personnel can talk to each other within an aircraft, tank, ship, or activity. [JP1] 2. A dedicated voice service within a specified user environment. (188)