1 Halftone â the use of black and white in a pattern that is perceived as shades of grey (may be extended also to color images) 2  Polychrome â of multiple colors, the opposite of monochrome. 3  Monochromacy (color blindness)  Selective color â use of monochrome and color selectively within an image.
Aside from Arabic, the Semitic language family includes Hebrew, Aramaic, Maltese, Amharic, Tigrinya, Tigre, Gurage, Geez, Syrica, Akkadian, Phonoecian, Punic, Ugaritic, Nabatean, Amorite and Moabite.
Arabic language. Arabic belongs to the Semitic language family. As with some other Semitic languages, the Arabic writing system is right-to-left. The members of this family have a recorded history going back thousands of years, one of the most extensive continuous archives of documents belonging to any human language group.