n11505057
Back to the index
Click for the XML entry
<synset id="n11505057" type="n"> <lex_filenum>19<lex_filenum/> <word lex_id="0">sonic barrier<word/> <word lex_id="0">sound barrier<word/> <pointer refs="n11504898">Hypernym<pointer/> <def>the increase in aerodynamic drag as an airplane approaches the speed of sound<def/> <synset/>