(pathology, immunology) A disorder of the immune system causing adverse reactions to substances (allergens) not harmful to most and marked by the body's production of histamines and associated with atopy, anaphylaxis, and asthma.

To set aside for a purpose. / To distribute according to a plan, generally followed by the adposition to. / (computing) To reserve a portion of memory for use by a computer program.

According to someone's allegation. / According to someone's conspicuous impressions (which could subsequently be alleged).

An English and Scottish surname transferred from the given name derived from the given name Alan.

(colloquial) Short for Allen wrench.

(transitive) To reduce or lessen the severity of a pain or difficulty .

(informal) Matching a person's interests or abilities well.

An alloy, especially one of iron or cerium, that emits sparks when scratched or struck.

The district in New York City centered on 28th Street from the late 19th to the early 20th century, wherein thousands of popular songs were commercially written.

Of or pertaining to allergy. / Having an allergy. / Excessively sensitive; susceptible.