1. An opening or a cavity into which an inserted part is designed to fit: a light-bulb socket.
a. The concave part of a joint that receives the end of a bone.
b. A hollow or concavity into which a part, such as the eye, fits.
tr.v. sock·et·ed, sock·et·ing, sock·ets
To furnish with or insert into a socket.
[Middle English soket, from Anglo-Norman, spearhead, diminutive of soc, plowshare, probably of Celtic origin; see sū- in the Appendix of Indo-European roots.]
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