sharpen

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sharpen

[′shär·pən]
(engineering)
To give a thin keen edge or a sharp acute point to.
(graphic arts)
To decrease the size of the dots on a screened halftone.
References in periodicals archive ?
Researcher (LS) sharpened each end with its assigned stone using 400 strokes.
Softer high-carbon steels--1095, Ol and A2 are common types--are easily sharpened on a natural Arkansas whetstone and their manufactured aluminum oxide and carborundum (silicon carbide) relatives plus any of the more aggressive mediums such as diamond or ceramic.
Luckily, a spade bit doesn't have to be sharpened with precision to work better.
One trap was made of sharpened sticks, rope and a rock weighing almost 9kg.
Of course, there are many jobs that call for a perfectly sharpened 20-degree blade.
Maxcess, a global leader in innovative products and services for the web handling industry is offering Tidland Blade Sharpening System, which gives customers the power to sharpen dull blades on their own schedule without removing the blade from the cartridge or sending the blades out to be reground or sharpened.
NOW'S the time of year when you have to start mowing your lawn again, but you don't need to go to your local garden centre to get your lawnmower blade sharpened.
These cylindrical tools, with their sharpened steel blades, must be precise, consistent and durable in order for converters to count on them to get the job done.
It cools while it sharpens, so heat is dissipated by the sharpener instead of damaging the edge just sharpened.
A total of 11 teeth from nine adults who lived during that period contain holes drilled with sharpened flint points, according to a new report.
1 sharpened pencil * 2 size-33 rubber bands * 6 metal washers (quarter-size) * 2 cotton swabs * cardboard (28 cm by 38 cm, or 11 in.
As I urge students in my writing courses to criticize the current rhetoric and representations of war in the news media, Sondergard's study has sharpened my own analysis of the varied complex powers at work in the language and imagery of violence.