Singular

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

Singular may refer to:

In mathematics:

  • Mathematical singularity
  • A singular matrix is one that is not invertible
  • A singular measure is 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.