noun (n)

• the cognitive process of acquiring skill or knowledge(noun.cognition)

  Synonym:
  acquisition
  

  source: wordnet30
• profound scholarly knowledge(noun.cognition)

  Synonym:
  encyclopaedism, encyclopedism, eruditeness, erudition, learnedness, scholarship
  

  source: wordnet30
• The acquisition of knowledge or skill; as, the learning of languages; the learning of telegraphy.(noun)

  source: webster1913