D defs.my
Entry 3 senses · 2 variants Webster, 1913

Pleura

· Pleu·ra · IPA /ˈplʊɹ.ə/
01 n. pl. of Pleuron.
  1. 1.
    pl. of Pleuron. See: Pleuron
02 n. The smooth serous membrane which closely covers the lungs and the adjacent surfaces of the thorax; the pleural membrane.
pl. Pleuræ, Pleuras ((#))
  1. 1.
    The smooth serous membrane which closely covers the lungs and the adjacent surfaces of the thorax; the pleural membrane.(Anat.)
  2. 2.
    Same as Pleuron.(Zool.) See: Pleuron