firm and solid; sturdy and indestructible; unshakable; adamantine
the kalpa of destruction (the third aeon of the universe)
necrotizing fasciitis; necrotising fasciitis; flesh-eating bacteria syndrome
toxic epidermal necrosis; TEN
tumor necrosis factor (e.g. cachexin); tumour necrosis factor; TNF
osteonecrosis; avascular necrosis; bone infarction
pulmonary gangrene; gangrenous pneumonia