Last Updated
：2025/12/05
jackknife clam
Noun
Japanese Meaning
ソレニダエ科に属する複数種の海水性二枚貝の総称。 / 「razor shells」とも呼ばれる。 / その貝殻は長く細い形状で、折りたたまれたジャックナイフや切断ナイフに例えられる。
（ plural ）
Quizzes for review
common name for several species of saltwater shellfish in the family Solenidae; also known as razor shells. Their shells are long and narrow, suggesting a folded jackknife or cut-throat razor
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jackknife clam
At low tide, I dug up a jackknife clam and felt its fragile shell slip through my fingers.
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At low tide, I dug up a jackknife clam and felt its fragile shell slip through my fingers.
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