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Pronunciation: sfer'ul


  1. A small spheric structure.
  2. A sporangiallike structure filled with endospores at maturity, produced within tissue and in vitro by Coccidioides immitis.

[LL. sphaerula, dim. of L. sphaera, sphere, ball]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.