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halo-
halo effect
halobiont
halocarbon
halocline
haloform
halogen
halogenate
halon
haloperidol
halophile
halophyte
halosere
halothane
haloumi
halt (1)
halt (2)
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halon
ha·lon [ háy lòn ]


noun 
Definition:
 
substance in fire extinguishers: a stable halocarbon used to put out fires
[Mid-20th century. <halogen]
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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