the general schedule the general schedule gs is the predominant pay scale for federal employees especially employees in professional technical administrative or clerical positions the system consists of 15 grades from gs 1 the lowest level to gs 15 the highest level there are also 10 steps within each grade
chromophore(Noun) that part of the molecule of a dye responsible for its colour. chromophore(Noun) (more generally) the group of atoms in a molecule in which the electronic transition responsible for a given spectral band is located.
Chloroplast. Definition. noun. Chlorophyll-containing plastid found within the cells of plants and other photosynthetic eukaryotes. Supplement. Within this organelle are disk-shaped structures called thylakoids that function as the site of photosynthesis.