astro hatch


a transparent dome on top of the fuselage of an aircraft, through which observations are made for celestial navigation.
Also called astro hatch [as-troh] .

1940–45; astro- + dome Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
astrodome (ˈæstrəˌdəʊm)
1.  Also called: astrohatch a transparent dome on the top of an aircraft, through which observations can be made, esp of the stars
2.  a large domed sports stadium

Collins English Dictionary - Complete & Unabridged 10th Edition
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