1. Distinctive features or qualities that set something or someone apart from others
The special characteristics of this material make it ideal for aerospace applications.
As características especiais deste material o tornam ideal para aplicações aeroespaciais.
2. Unique or notable attributes that define the nature or identity of a person, object, or concept
Each gemstone has its own special characteristics that determine its value.
Cada pedra preciosa tem suas próprias características especiais que determinam seu valor.