zoocytium

from The Century Dictionary.

• noun The common gelatinous matrix or support of certain compound or colonial infusorians, composed of a substance secreted by and containing the individual animalcules; an infusorial syncytium; a zoöthecium. Compare zoödendrium. See cut under Epistylis.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Zoöl.) The common support, often branched, of certain species of social Infusoria.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Alternative form of zoöcytium.