What does "pleura" mean?

Each of a pair of smooth serous membranes which line the thorax and envelop the lungs in humans and other mammals.

Pleura

Common synonyms include: allantoic membrane, amnion, amniotic sac, arachnoid membrane, basement membrane, conjuctiva.

/ˈplʊə.ɹə/ noun

noun ·Rare ·Advanced level

Noun

1
Each of a pair of smooth serous membranes which line the thorax and envelop the lungs in humans and other mammals.
"The lungs […] may be said to be inclosed in separate bags, or to have distinct pleuras."
2
plural of pleuron form-of, plural
3
the thin serous membrane around the lungs and inner walls of the chest wordnet
4
A lateral part in an animal body or structure.

"The x-ray shows there's something lodged between the pleura and this rib."

Etymology 1

From Middle English, borrowed from Medieval Latin pleura.

Etymology 2

See the etymology of the corresponding lemma form.