Extraterrestrial life forms are referred to as aliens. It is widely believed that silicon and ammonia could provide a basis for extraterrestrial life. Silicon-based Life: Many scientists do not accept the argument of silicon-based life.Both carbon and silicon form long chains of polymers.Carbon can form methane whereas silicon can form silane.mmonia-based Life: An ammonia solution could cause numerous chemical reactions and liquid ammonia is said to have chemical similarities with water. Ammonia not only dissolves organic molecules but also elemental metals.
reprimand (third-person singular simple present reprimands, present participle reprimanding, simple past and past participle reprimanded) To reprove in a formal or official way. 1983. Rosen, Stanley.
Learner's definition of CRITICISM. 1. [noncount] : the act of expressing disapproval and of noting the problems or faults of a person or thing : the act of criticizing someone or something. There was much public criticism directed/leveled at the senator. The new law attracted/drew widespread criticism. [=many people criticized the new law]