a flexible inert silicone rubber, used esp in prosthetic medicine
Silastic in American English
(sɪˈlæstɪk)
trademark
a soft, flexible, inert silicone rubber, used esp. in prosthetic medicine
Word origin
silicone rubber + elastic
Silastic in American English
(sɪˈlæstɪk)
noun
trademark
a brand name for any of a group of substances containing polymeric silicones, having the properties of rubber but more capable of withstanding extremely high and low temperatures and other causes of deterioration, used in jet-plane engines, medical prosthetic devices, gaskets, electrical insulation, etc.