The Full Form of EXAM is‍ Examination.

The definition of an exam is a test administered to assess someone’s level of understanding or knowledge, or a medical procedure designed to determine something about the state of your health. A test you take to gain admittance to a school is an example of an entrance exam.

1. a detailed inspection or investigation.

   “an examination of marketing behavior” · 

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   synonyms:

   scrutiny · inspection · perusal · study · scanning · vetting · investigation · 

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   • the action or process of conducting an inspection or investigation.
     “the treaty is under examination by the Senate Foreign Relations Committee”
2. a formal test of a person’s knowledge or proficiency in a particular subject or skill.

   “he scraped through the examinations at the end of his first year”

   synonyms:

   test · exam · paper · question paper · oral · practical · assessment · set of questions · set of exercises · viva · viva voce · quiz
3. law

   the formal questioning of a witness in court.

   synonyms:

   questioning · interrogation · cross-questioning · cross-examination · inquisition · the third degree · pumping · grilling