transition

Noun
  1. The act of passing from one state or place to the next (synset 100201907)
  2. An event that results in a transformation (synset 107430330)
  3. A change from one place or state or subject or stage to another (synset 107373176)
  4. A musical passage moving from one key to another (synset 107101833)
  5. A passage that connects a topic to one that follows (synset 106412971)
Verb
  1. Cause to convert or undergo a transition (synset 200551900)
    "the company had to transition the old practices to modern technology"
  2. Make or undergo a transition (from one state or system to another) (synset 200551623)
    "The airline transitioned to more fuel-efficient jets"; "The adagio transitioned into an allegro"

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