n.
- Passage from one form, state, style, or place to another.
- Passage from one subject to another in discourse.
- A word, phrase, sentence, or series of sentences connecting one part of a discourse to another.
- Music.
- A modulation, especially a brief one.
- A passage connecting two themes or sections.
- Genetics. A point mutation in which a pyrimidine is replaced by another pyrimidine, or a purine is replaced by another purine.
- Sports. The process of changing from defense to offense or offense to defense, as in basketball or hockey.
- A period during childbirth that precedes the expulsive phase of labor, characterized by strong uterine contractions and nearly complete cervical dilation.
- To make a transition.
- Sports. To change from defense to offense or offense to defense.
transitionally tran·si'tion·al·ly adv.






