Having a bulbous, rounded shape, tapering at one end: millions of microscopic balloon-like sacs called alveoli
More example sentences
- The chest radiograph showed a balloon-like enlargement of the heart similar to the previous one made 20 years earlier.
- The shiny, blue-black layer on each fruit body is comprised of thousands of balloon-like cells, each containing eight spores.
- Adult males are mainly black, with a red-coloured throat pouch which is inflated, balloon-like, during courtship.