1. Pertaining to seed; contained in seed; having the virtue of seed; radical; rudimental; original.

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

• semental,
• sesonal,
• ceminar,
• semilar,
• sminar,
• cemical,
• setional,
• seming,
• aminal,
• ciminal,
• seminiar,
• seaonal,
• seminas,
• niminal,
• sesional,
• semanar,
• simial,
• minal,
• seasnal,
• semingly

• seamanly,
• seamanlike,
• semiannual,
• seminole.

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

The plural form of the word "seminal" is "seminals".

The singular form of the word "seminal" is "semen" However, "semen" refers specifically to the reproductive fluid in male organisms and is not a synonym for "seminal".