clamshell has definitions from the field of zoology
1
[ noun ] (zoology) the shell of a clam

Used in print

(Louis Zara, Dark Rider....)

Only the top of the head , with a spot bare and white as a clamshell , remained visible .

(Stephen Longstreet, Eagles Where I Walk....)

Below in the open bay facing Manhattan was Staten_Island , gritty with clam_shells and mud_flats behind which nested farms , cattle barns , and berry thickets .

Related terms

shell

2
[ noun ] a dredging bucket with hinges like the shell of a clam

Synonyms

grapple

Related terms

dredging_bucket

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