English to English

verb (v)

• make clear and (more) comprehensible(verb.communication)

  Synonym:
  clarify, clear up
  Antonym:
  obfuscate
  

  source: wordnet30
• make free from confusion or ambiguity; make clear(verb.cognition)

  Synonym:
  clear, clear up, crystalise, crystalize, crystallise, crystallize, enlighten, illuminate, shed light on, sort out, straighten out
  

  source: wordnet30
• To make clear or manifest; to render more intelligible; to illustrate; as, an example will elucidate the subject.(verb)

  source: webster1913