1. One of cellular cryptogamous plants, which appear in the form of thin flat crusts, &c., covering rocks and the bark of trees; an obstinate and annoying popular affection of the skin.

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

• kichan,
• litchen,
• liscen,
• lkitchen,
• urchen,
• lished,
• lisien,
• chichen,
• licene,
• kiichen,
• ochen,
• licen,
• liceen,
• kirchen,
• hitchen,
• lisen,
• lucheon,
• lienen,
• ditchen,
• licsen

• lighten,
• ligan,
• Licon,
• ligon,
• linen,
• kitchen,
• liken,
• ligne.

The adjective form of the word "lichen" is "lichenous".

The plural of the "lichen" can be the "lichens".

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