ABSTRACT
Alphavirus (al 'fa-vi-rus I A genus of arthropodborne viruses (family Togaviridae) including those causing encephalitis. Formerly classified as arbo virus, group A.
Alport syndrome (al'port sin'drom) Hereditary nephritis associated with nerve deafness. See also hereditary nephritis, under nephritis,
alter (awl'ter) To castrate a male animal, alternans (awl-ter'nanz) Alternating.