1. Two times; double.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• twinz,
• sewice,
• twicew,
• twichy,
• twiges,
• twick,
• twere,
• twices,
• twised,
• twince,
• twicely,
• twic,
• tiwce,
• twce,
• touce,
• topice,
• twoce,
• twoice,
• tarce,
• twise

• tweak,
• Tice,
• tweeze.

The adjective form of the word "twice" is "two".

The plural form of the word "twice" is "twices." However, it is worth noting that "twices" is not commonly used, and "twice" is usually used as both the singular and plural form.

The singular form of the word "twice" is "once"