1. The science of ferns.

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

• oteridology,
• lteridology,
• -teridology,
• 0teridology,
• preridology,
• pferidology,
• pgeridology,
• pyeridology,
• p6eridology,
• p5eridology,
• ptwridology,
• ptsridology,
• pterodology,
• pterridology,
• pterdology,
• pteradology,
• Pteridologic,
• Pterodolgy,
• Pteridologie,
• Pterridolgy

• pteridophyte,
• pteridium,
• pteridosperm,
• pteridologist,
• pteridological,
• pteriidae,
• pteridophyta.

The adjective form of the word "pteridology" is "pteridological".

The plural of the "pteridology" can be the "pteridologies".

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