- Double
- Dual
- Twice as many
- Double; duplicate; multiplied by two; as, a twofold
nature; a twofold sense; a twofold argument.
- In a double degree; doubly.
- Dual
- Involving two things
- Maths system
- Compounded or consisting of two things or parts;
characterized by two (things).
- That which is constituted of two figures, things, or parts;
two; duality.
- Dual-sound system
- Engineers reset last mono sound system
- Form of sound reproduction
- Hi-fi
- Hi-fi store arranged to carry earphones first
- Hi-fi system
- Hi-fi system put ahead of typing
- Dual-marriage criminal
- Man with two wives
- Person married to two people at once
- One who is guilty of bigamy.
- Dual-focus (glasses)
- Dual-focus lens