• adjective
• synonym
• antonym

• hard-shelled (adjective)
  1. of animals or plants that have a hard shell
• pearly-shelled mussel (noun)
  1. the pearly lining of the dark shells is a source of mother-of-pearl
• single-shelled (adjective)
  1. univalve
• smooth-shelled (adjective)
  1. having a smooth shell
• soft-shelled crab (noun)
  1. freshly moulted crab with new shell still tender and flexible
  2. edible crab that has recently moulted and not yet formed its new shell
• soft-shelled turtle (noun)
  1. voracious aquatic turtle with a flat flexible shell covered by a leathery skin; can inflict painful bites
• spiral-shelled (adjective)
  1. having a shell that forms a spiral
• thin-shelled (adjective)
  1. of animals or plants that have a thin shell
• thin-shelled mussel (noun)
  1. mussel with thin fragile shells having only rudimentary hinge teeth
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