1. A system of weights used for the larger and coarser commodities, of which the pound contains 16 ounces. See Poise.

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

• zvoirdupois,
• svoirdupois,
• wvoirdupois,
• qvoirdupois,
• acoirdupois,
• aboirdupois,
• agoirdupois,
• afoirdupois,
• aviirdupois,
• avkirdupois,
• avoirdupoiz,
• avoirdupoise,
• avoirdupoi,
• avoirdupoiss,
• avoirdupoys,
• avoraduipois,
• avohidupois,
• aveirdupois,
• avehirdupois,
• avoirdupoisez

The adjective form of the word "avoirdupois" is "avoirdupois".

The plural of the "avoirdupois" can be the "avoirdupoises".

The singular of the "avoirdupois" can be the "avoirdupois".