A Quick and Simple Dictionary

parallelism

1. Noun.  The state or condition of being parallel; agreement in direction, tendency, or character.
2. Noun.  The state of being in agreement or similarity; resemblance, correspondence, analogy.
3. Noun.  A parallel position; the relation of parallels.
4. Noun.  (rhetoric, grammar) The juxtaposition of two or more identical or equivalent syntactic constructions, especially those expressing the same sentiment with slight modifications, introduced for rhetorical effect.
5. Noun.  (philosophy) The doctrine that matter and mind do not causally interact but that physiological events in the brain or body nonetheless occur simultaneously with matching events in the mind.
6. Noun.  (legal) In antitrust law, the practice of competitors of raising prices by roughly the same amount at roughly the same time, without engaging in a formal agreement to do so.
7. Noun.  (biology) Similarity of features between two species resulting from their having taken similar evolutionary paths following their initial divergence from a common ancestor.