Antonyms of adj thin-shelled

1 sense of thin-shelled

Sense 1
thin-shelled -- (of animals or plants that have a thin shell)

INDIRECT (VIA shelled) -> unshelled, shell-less -- (of animals or fruits that have no shell)

Similarity of adj thin-shelled

1 sense of thin-shelled

Sense 1
thin-shelled -- (of animals or plants that have a thin shell)
       => shelled (vs. unshelled) -- (of animals or fruits that have a shell)