| 释义 | 
		bron·to·zo·um \-ntəˈzōəm\ noun Usage: capitalized Etymology: New Latin, from bront- + -zoum (from Greek zōion animal) — more at zoon  : a genus of gigantic dinosaurs known from their 3-toed footprints (some 18 inches long) in the Triassic sandstone of the Connecticut valley |