Classical history

• Alcis, an epithet of the Greek goddess Athena
  Athena
  In Greek mythology, Athena, Athenê, or Athene , also referred to as Pallas Athena/Athene , is the goddess of wisdom, courage, inspiration, civilization, warfare, strength, strategy, the arts, crafts, justice, and skill. Minerva, Athena's Roman incarnation, embodies similar attributes. Athena is...
  
  
• Alcis (gods), twin gods worshiped by the Naharvali, a tribe of ancient Germanic peoples
• Alcis, the father of the diviner Tisis, mentioned by Pausanias
  Pausanias (geographer)
  Pausanias was a Greek traveler and geographer of the 2nd century AD, who lived in the times of Hadrian, Antoninus Pius and Marcus Aurelius. He is famous for his Description of Greece , a lengthy work that describes ancient Greece from firsthand observations, and is a crucial link between classical...
  
  
• Alcis, a son of Aegyptus
  Aegyptus
  - Aegyptus, King of Egypt and Arabia :In Greek mythology, Aegyptus is a descendant of the heifer maiden, Io, and the river-god Nilus, and was a king in Egypt. Aegyptos was the son of Belus and Achiroe, a naiad daughter of Nile. Aegyptus fathered fifty sons, who were all but one murdered by the...
  
   who married the Danaid Glauce

Biology

• Alces, the deer genus known as "moose" in North America and "elk" in Europe.
• Alcis (moth)
  Alcis (moth)
  Alcis is a genus of moth in the family Geometridae.-Species:*Alcis aagostigma *Alcis admissaria Guenée, 1858*Alcis albilinea Sato, 1993 *Alcis angulifera *Alcis anmashanensis Sato, 1999...
  
  , a genus of geometer moths