noun (n)

• a tree diagram showing a reconstruction of the transmission of manuscripts of a literary work(noun.shape)

  source: wordnet30
• the descendants of one individual(noun.group)

  Synonym:
  ancestry, blood, blood line, bloodline, descent, line, line of descent, lineage, origin, parentage, pedigree, stock
  

  source: wordnet30
• an eye having a single lens(noun.body)

  Synonym:
  ocellus, simple eye
  

  source: wordnet30
• One of the ocelli of an insect. See Ocellus.(noun)

  source: webster1913