| Vacuole (n.) A small air cell, or globular space, in the interior of organic cells, either containing air, or a pellucid watery liquid, or some special chemical secretions of the cell protoplasm. Thesaurus Entries Golgi apparatus, aster, basal body, cell membrane, central apparatus, central body, centriole, centroplasm, centrosome, centrosphere, chloroplast, chromoplast, cilia, cytocentrum, flagella, kinoplasm, microbody, microcentrum, mitochondrion, pili, plasmodesmata, plastid, plastosome, ribosome, spherosome, spindle fibers |