Iodine is a chemical element with symbol I and atomic number 53. The heaviest of the stable halogens, it exists as a lustrous, purple-black metallic solid at a standard conditions that sublimes readily to form a violet gas. The elemental form was discovered by the French chemist Bernard Courtois in 1811.
Definition of CHOLLA. : any of numerous shrubby opuntias chiefly of the southwestern United States and Mexico that have needlelike spines partly enclosed in a papery sheath and cylindrical joints âcalled also cholla cactus.
The Tomatillo is a type of tomato.... tomatillo. [tohm-ah-TEE-oh] This fruit, which is also called Mexican green tomato, belongs to the same nightshade family as the tomato. In fact, it resembles a small green tomato in size, shape and appearance except for the fact that it has a thin parchmentlike covering.