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ring binder
ring buoy
ring circuit
ring dance
ring-dike
ring-fence
ring finger
ring in
ring main
Ring Nebula
ring-necked
ring-necked duck
ring-necked lizard
ring-necked pheasant
ring off
ring out
ring ouzel
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ring main
ring main (plural ring mains)


noun 
Definition:
 
U.K. wiring circuit: a wiring circuit in which a number of outlet sockets are connected in parallel to a ring circuit which starts and finishes at a main supply point
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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