definitions
  • synonyms

clamshell

[ klam-shel ]
/ ˈklæmˌʃɛl /

noun

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.
Machinery.
  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.

adjective

of or noting an object that opens and closes like a clamshell: a clamshell phone; clamshell packaging.

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Nearby words

clamp down on, clamp forceps, clamp-down, clampdown, clamper, clamshell, clamshell door, clamworm, clan, clancy, clandestine

Origin of clamshell

1490–1500; earlier clam-shell; see clam1, shell
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for clam shells

clamshell

/ (ˈklæmˌʃɛl) /

noun

mainly US a dredging bucket that is hinged like the shell of a clam
aeronautics
  1. an aircraft cockpit canopy hinged at the front and rear
  2. the hinged door of a cargo aircraft
  3. another name for eyelid (def. 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