1. An´tra, Antrums) (L.) a cavity or chamber. adj., adj an´tral

2. Adj., adj ankylot´ic. Ankylosis may be caused by destruction of the membranes that line the joint or by faulty bone structure.

3. Alve´oli) (L.) a little hollow, as the socket of a tooth, a follicle of an acinous gland, or a pulmonary Alveolus. adj., adj alve´olar