Becoming a dentist in Dubai typically requires formal education, training, and licensure. Here are the general steps and timeframes to become a dentist in Dubai:

1. Obtain a Bachelor's Degree: Pursue a bachelor's degree in dentistry from a recognized university. This typically takes 5 years.

2. Complete a Clinical Residency: After obtaining a dentistry degree, you will need to complete a clinical residency program. The program typically lasts 1-2 years and provides practical dental training.

3. Gain Work Experience: Seek work experience in the dental industry to gain practical experience. This can include internships, clinical rotations, or associate positions at dental clinics. The amount of time it takes to gain work experience can vary depending on the individual's circumstances.

4. Obtain Licensure: To practice as a dentist in Dubai, you must be licensed by the Dubai Health Authority (DHA). To obtain a license, you will need to pass an exam and meet the licensing requirements set by the DHA. These requirements may include a minimum level of education, supervised clinical experience, and passing the licensing exam.

The total time it takes to become a dentist in Dubai can vary depending on the individual's circumstances, but it typically takes at least 6-8 years, including 5 years of undergraduate education and 1-2 years of clinical residency. Additional time may be required to gain work experience and obtain licensure.