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.
Definition of 'reprimand'. reprimand (reprÉªmÉËnd , -mÃ¦nd) If someone is reprimanded, they are spoken to angrily or seriously for doing something wrong, usually by a person in authority. He was reprimanded by a teacher for talking in the corridor. Her attempts to reprimand him were quickly shouted down.
Reproach means to mildly criticize. If you show poor manners at your grandmother's dinner table, she will reproach you. The verb reproach means to express disapproval or criticism of; as a noun it means blame or criticism. If you are beyond reproach that means no one could find anything to criticize about you. Synonyms for reproach are the verbs admonish, reprove, rebuke, reprimand. As a noun, reproach can also be shame. If you are caught lying, it is a reproach that might bother you for a while.