chondroporosis

Condition of cartilage in which spaces appear, either normal (in the process of ossification) or pathologic. [chondro- + L. porosus, porous]

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chon·dro·po·ro·sis (kon″dro-po-roґsis) [chondro- + porosis (2)] the formation of spaces or sinuses in the cartilages; it occurs normally during ossification.