the internal cavity of any multicellular animal that contains the digestive tract, heart, kidneys, etc. In vertebrates it develops from the coelom
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
How to use body cavity in a sentence
Heaven help us the first time a would-be suicide bomber is caught with explosives hidden in a body cavity.
Then the waiter grabbed a plate and smashed it through the body cavity of the pig.
Perhaps with his—or her—body cavity filled with home-made explosives?
They are animals in which the real body cavity is lacking, the animal in its simplest form being little more than a bag.A Civic Biology | George William Hunter
In the Ord kangaroo rat, the bulk of the liver lies on the right side of the body cavity.Speciation in the Kangaroo Rat, Dipodomys ordii | Henry W. Setzer
In both sexes the Mllerian duct has a wide opening near the anterior extremity of the body-cavity.
These open widely into the abdominal cavity, at about two-thirds of the distance from the anterior extremity of the body-cavity.
He finds that the segmental ducts develop first of all as simple involutions from the body-cavity.