Tailplane

The fixed horizontal tail surface of an aeroplane.
Found on http://www.aeroplanemonthly.com/glossary/

Tailplane

A tailplane, also known as horizontal stabilizer (or horizontal stabiliser), is a small lifting surface located on the tail (empennage) behind the main lifting surfaces of a fixed-wing aircraft as well as other non-fixed-wing aircraft such as helicopters and gyroplanes. Not all fixed-wing aircraft have tailplanes. Canards, tailless and flying wing...
Found on http://en.wikipedia.org/wiki/Tailplane

TAILPLANE

The fixed horizontal tail surface
Found on http://www.encyclo.co.uk/local/22135

tailplane

Usually synonymous with Stabilator (q.v.).
Found on http://www.translationdirectory.com/glossaries/glossary370.php
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