Shades noun – Spectacles that are darkened or polarized to protect the eyes from the glare of the sun. Trifocals and shades are semantically related In some cases you can use "Trifocals" instead a noun "Shades".
Defintions of Trifocals not found. Shades and trifocals are semantically related in glasses topic. Sometimes you can use "Shades" instead a noun "Trifocals", if it concerns topics such as eyeglasses, object worn to correct vision.