sharpen
verb(sharp-en)
make (one's senses) more acute
Examples:
This drug will sharpen your vision.
sharpen
verb(sharp-en)
put (an image) into focus
sharpen
verb(sharp-en)
give a point to
sharpen
verb(sharp-en)
become sharp or sharper
Examples:
The debate sharpened.
sharpen
verb(sharp-en)
make crisp or more crisp and precise
Examples:
We had to sharpen our arguments.
sharpen
verb(sharp-en)
make (images or sounds) sharp or sharper
sharpen
verb(sharp-en)
make sharp or sharper
Examples:
Sharpen the knives.
sharpen
verb(sharp-en)
raise the pitch of (musical notes)