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"amorphous"
Amorphous: 

adjective 

1. Lacking definite form, having no specific shape; formless 
2. Of no particular kind or character; indeterminate; lacking organization or unity
3. (Of a substance) without a clearly defined shape or form; (In physics and chemistry) not crystalline.
 
The word amorphous has its origins in the Greek word amorphos, meaning "without form" or "shapeless."
Complete the following task based on the instruction and optional input provided.### Instruction:
Look up a word in the dictionary.

### Input:
"amorphous"

### Output:
Amorphous: 

adjective 

1. Lacking definite form, having no specific shape; formless 
2. Of no particular kind or character; indeterminate; lacking organization or unity
3. (Of a substance) without a clearly defined shape or form; (In physics and chemistry) not crystalline.
 
The word amorphous has its origins in the Greek word amorphos, meaning "without form" or "shapeless."