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[klam-shel] /ˈklæmˌʃɛl/
the shell of a clam.
an object that has two hinged parts and that opens and closes like a clamshell, as a laptop computer or a box with a cover joined on one side:
This clamshell is lightweight, convenient, and as powerful as my desktop computer.
  1. Also called clamshell bucket. a dredging bucket opening at the bottom, consisting of two similar pieces hinged together at the top.
  2. a machine equipped with such a bucket.
Printing. a platen press.
of or noting an object that opens and closes like a clamshell:
a clamshell phone.
Origin of clamshell
1490-1500; earlier clam-shell; see clam1, shell Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for clamshell
  • On solid ground, the wings would swing into clamshell compartments, protected by a steel keel.
  • Unfortunately, this little clamshell has a tough time translating even the simplest phrases correctly.
  • The clamshell design offers great game play, and you can use wi-fi to compete against your pals.
  • Collapsible clamshell dock can be used as a kickstand for viewing video and for syncing as well.
  • The clamshell bucket and backhoe dredges are described below.
  • The use of clamshell bucket dredging and transfer by bottom-release scow maintains much of the integrity of the sediments.
  • Take one of the clamshell ends and hold it with the hook facing up.
  • So, in summary: no clamshell containers in your blue bins, please.
  • Workers are using excavators with environmental clamshell buckets mounted on flat, anchored barges to dredge the river.
  • The construction of higher levees was possible after the invention of the clamshell dredge.
British Dictionary definitions for clamshell


(mainly US) a dredging bucket that is hinged like the shell of a clam
  1. an aircraft cockpit canopy hinged at the front and rear
  2. the hinged door of a cargo aircraft
  3. another name for eyelid (sense 2)
any of a variety of objects hinged like the shell of a clam, such as a container for takeaway food, a portable computer, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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