Synonym Discussion of essential. essential, fundamental, vital, cardinal mean so important as to be indispensable. essential implies belonging to the very nature of a thing and therefore being incapable of removal without destroying the thing itself or its character conflict is essential in drama.
The definition of a cretin is a very stupid person, or a person suffering from the disease cretinism, which causes mental problems and deformity. An example of a cretin is a person who constantly makes stupid and horrible mistakes. 2  An example of a cretin is someone with physical deformities due to the disease.
uk â /tiËÉË.rÉ/ us â /tiËer.É/. âº a piece of metal in the shape of half a circle decorated with jewels (= precious stones) that is worn on the head by a woman, especially a queen, etc., at very formal social occasions. Thesaurus: synonyms and related words.