CRUSTOSE

Pronunciation (US):

(GB):

 I. (adjective) 

Sense 1

Meaning:

(of lichens) having a thin crusty thallus that adheres closely to the surface on which it is growing

Example:

crustose lichens

Classified under:

Relational adjectives (pertainyms)

Pertainym:

crust (a hard outer layer that covers something)

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