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points) Give an ER diagram describing the database that could be used by an online dictionary webs r a given word, the website should be able to give multiple definitions for the word, example senetences us e word, synonyms for the word, and so on.
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Answer #1

Below is the ER diagram of the online dictionary. It consist of 4 entities connected via 3 relationships. Each entity has certain set of attributes and unique key is mentioned as underlined attribute.

Cardinality is shown using crow's feet notation.

ID ID Title Synonym Word Synonym Do Have Have ID meaning Example Explanation Example ID

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