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Pronunciation: kat′ĕ-noyd


  1. Chainlike, such as a chain of fungus spores or a colony of bacteria in which the individuals are joined end to end.
  2. Surface of net zero curvature generated by the rotation of a catenary (curve of repose of a suspended chain); the interventricular septum of the heart in idiopathic hypertrophic subaortic stenosis resembles a catenoid, which makes it ineffective in increasing intracavity pressure or in reducing its volume as defined in Laplace law.

Synonym(s): catenulate

[L. catena, chain, + G. eidos, resemblance]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.