| Answer | Crossword Clue |
|---|---|
| plena | air-filled space in a structure |
| sponsons | light air-filled structure or a winglike part protruding from the hull of a seaplane to steady it on water |
| unpointed | (of brickwork, a brick structure, or tiling) Having joints that are not filled in or repaired |
| labyrinths | A complex structure in the inner ear that contains the organs of hearing and balance. It consists of bony cavities (the bony labyrinth) filled with fluid and lined with sensitive membranes (the membranous labyrinth) |
| NEWSHOLE | Amount of space in a paper to be filled with journalism |
| strings | (in cosmology) A hypothetical threadlike concentration of energy within the structure of space-time |
