lower respiratory tract Listen English definition noun the bronchi and lungs Source: WordNet 3.0 More about “lower respiratory tract” Words that rhyme with lower respiratory tract How to pronounce lower respiratory tract (IPA) Syllables in lower respiratory tract Origin of lower respiratory tract Nearby words lower jawbone lower limit lower mantle lower oneself lower paleolithic lower peninsula lower rank lower respiratory infection lower respiratory tract lower respiratory tract smear lower saxony lower status lower tunguska lower-case letter lower-class lower-middle-class lower-normandy All words starting with L