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helmet
helminth
helminthiasis
helminthic
helminthology
helmsman
helmsperson
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helo
Helot
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helo
hel·o [ héllō ] (plural hel·os)


noun 
Definition:
 
1. helicopter: a rotary-winged aircraft
2. aviation 
Same as  heliport
[Mid-20th century. Shortening and alteration of helicopter]
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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