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Fine, shallow cracks appearing on the surface of a material or in a film of a surface coating. Also known as check cracks.
Temporarily reducing the volume or temperature of the air blast in a blast furnace.


A defect in a coated surface characterized by the appearance of fine cracks in all directions; also cracking of wood grain caused by improper drying.

checking, check cracks, map cracks, shelling

1.Shallow cracks at closely spaced but irregular intervals on the surface of mortar or concrete.
2. Small cracks in a film of paint or varnish which do not completely penetrate to the substrate or the previous coat. The cracks are in a pattern roughly similar to a checkerboard.
3. In plastering, in a lime finish coat, fine spider-web cracks or fissures; usually caused by insufficient troweling or undergauging.
4. See check.
5. Very small cracks in a flat glass surface, usually along an edge.
References in periodicals archive ?
TD Convenient Choice Checking takes into account the individual's needs -from the customer who typically maintains a low balance and needs the certainty of a flat fee, to the customer who wants a deeper relationship with his or her bank.
TD Convenient Choice Checking maximizes customer choice and supports the bank's environmental commitment by rewarding Customers with a $1 discount on monthly checking maintenance fees by signing up for paperless statements.
Bankrate's semiannual Checking Account Pricing Study is the most comprehensive in the industry.
Consumers can use that information to search in their individual markets for checking accounts that best suit their needs.
All the results are listed at the Checking Study at http://www.
Bankrate's study includes all non-bundled checking accounts offered to the public by the largest banks and thrifts in the 35 largest U.