Of or pertaining to. Adjectival suffix appended to various words, often nouns, to make an adjective form. Often added to words of Latin origin, but used with other words also.

(organic chemistry) Forms the names of aldehydes.

(sciences) Alfen number

A diminutive of the male given names Alan, Albert, Alexander, Alfred, or other names beginning with Al- [[]] , from the Celtic languages, the Germanic languages, Ancient Greek, or Old English.

A surname from Dutch.

A surname.

plural of ale

(no longer productive) Alternative form of all-

Dated form of et al.

(obsolete) Abbreviation of alias.