celo- +
(Greek: hollow; used chiefly in the sense of "concave; pertaining to a bodily cavity")
celoscope
An instrument for examining a body cavity.
celoscopy
Examination of any body cavity with an optical instrument.
celozoic
1. Of, relating to, or being within any of the cavities of the body.
2. Inhabiting any of the cavities of the body; applied to certain parasitic protozoa, chiefly gregarines (order of Protozoa, allied to the Rhizopoda, and parasitic in other animals, as in the earthworm, lobster, etc.).
A cross reference of other word family units that are related directly, indirectly, or partially with: "opening, hole, cavity, tract, tube":
alveolo-;
antro-;
anu-;
coelio-;
concho-;
fenestra-;
hernio-;
hiat-;
meato-;
ora-;
parieto-;
poro-;
pyl-, pyle-;
pylor-;
sphinctero-;
splanchn-;
stomato-;
syringo-;
uretero-;
urethro-;
vagino-;
ventricul-.
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