I. ˈgä-sə-mər also ˈgäz-mər, ˈgä-zə- noun
Etymology: Middle English gossomer, from gos goose + somer summer
Date: 14th century
1. : a film of cobwebs floating in air in calm clear weather
2. : something light, delicate, or insubstantial
the gossamer of youth's dreams — Andrea Parke
• gos·sa·mery -mə-rē adjective
II. adjective
Date: circa 1807
: extremely light, delicate, or tenuous