Singular

A grammatical number denoting a unit quantity (as opposed to the plural and other forms)

Look up singular or singularity in Wiktionary, the free dictionary.

Singular may also refer to:

• Gravitational singularity, a location where the quantities that are used to measure the gravitational field become infinite
• Technological singularity, a hypothesis that technological progress will reach such an infinite or extremely high value at a point in the near future
• A group of boars

In mathematics:

• Mathematical singularity
• SINGULAR, an open source Computer Algebra System (CAS)
• Singular matrix, a matrix that is not invertible
• Singular measure, a measure or probability distribution whose support has zero Lebesgue measure. More generally, one may speak of an object "singular with respect to a measure μ", meaning that μ replaces the Lebesgue measure above
• An infinite cardinal number is called singular if it is not a regular cardinal

Possible misspelling:

• Singulair, Merck trademark for Montelukast, a common prescription drug used in maintenance treatment of asthma and to relieve symptoms of seasonal allergies.
• Cingular Wireless, a major mobile network operator in North America

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