Antonyms of adj fistular

1 sense of fistular

Sense 1
fistular, fistulate, fistulous -- (hollow and tube-shaped like a reed)

INDIRECT (VIA hollow) -> solid -- (entirely of one substance with no holes inside; "a solid block of wood")

Similarity of adj fistular

1 sense of fistular

Sense 1
fistular, fistulate, fistulous -- (hollow and tube-shaped like a reed)
       => hollow (vs. solid) -- (not solid; having a space or gap or cavity; "a hollow wall"; "a hollow tree"; "hollow cheeks"; "his face became gaunter and more hollow with each year")