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Pronunciation: pa-reng'ki-ma


  1. The distinguishing or specific cells of a gland or organ, contained in and supported by the connective tissue framework, or stroma.
  2. The endoplasm of a protozoan cell.
  3. In the lung, consists of the gas-exchanging portion, excluding the radiographically visible blood vessels and bronchi.

[G. anything poured in beside, fr. parencheo, to pour in beside]

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