1. A fever whose paroxysms return every other day.

2. Occurring every other day.

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

• tertain,
• rertian,
• fertian,
• gertian,
• yertian,
• 6ertian,
• 5ertian,
• twrtian,
• tsrtian,
• tdrtian,
• trrtian,
• t4rtian,
• t3rtian,
• turtian,
• tertien,
• tertane,
• teritian,
• tertiany,
• turtean,
• tertieny

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

The plural form of the word "tertian" is "tertians".

The singular form of the word "tertian" is "tertiana".