n a small hole in an igneous rock that created by gasses escaping from the rock as it cools and solidifies
a small cavity in an aphanitic (fine-grained) or glassy igneous rock, formed by the expansion of a bubble of gas or steam during the solidification of the rock
A small sac or cyst or vacuole, especially one containing fluid. A blister formed in or beneath the skin, containing serum. A bleb
1: Enlarged structure at the end of a coniodiophore or sporangiophore In Aspergillus spp it bears the phialides, which in turn bear the conidia
A small bladder-like sac used by arbuscular mycorrhizal fungi for carbon storage
A small bladderlike body in the substance of vegetable, or upon the surface of a leaf
{i} bladder or bladder-like cavity; small blister filled with fluid; sac in the body, cyst (especially one filled with fluid); cavity formed in a rock by a pocket of gas that is trapped during the rock's formation (Geology)
A circumscribed cavity in the epidermis filled with serum, plasma, or blood and covered by a thin layer of epidermis that is greatly elevated above the surface
A small, and more or less circular, elevation of the cuticle, containing a clear watery fluid