1. Resembling a shield; applied to one of the cartilages of the larynx, so called from its figure, to a gland situated near it, and to the arteries and veins of the gland.

2. Shield-shaped.

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

• thyoid,
• theroie,
• tyroid,
• thrid,
• hyrid,
• thiroid,
• throi,
• thryoid,
• throid,
• throad,
• thirid,
• thryroid,
• thyorid,
• thyroed,
• teroid,
• thyriod,
• tyraid,
• thryooid,
• throed,
• thyroide

• thoriate,
• thread,
• thready,
• three-d,
• third eye,
• thereto,
• third,
• thorite,
• theriot.

The adjective form of the word "thyroid" is "thyroidal".

The plural of the "thyroid" can be the "thyroids".

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