Dhak can refer to several things, most notably a musical instrument and a type of tree. As a musical instrument, the dhak is a large, double-headed drum that is a prominent part of folk music and traditional performances in Bengal, India, and Bangladesh. It is typically made from wood and covered with animal hide. The dhak is played with sticks, producing a deep, resonant sound. It is often used during festivals, religious ceremonies, and other celebrations, contributing to a lively and energetic atmosphere. Its distinctive sound is an integral part of the cultural soundscape of the region. The dhak can also refer to Butea monosperma, a species of flowering tree native to tropical and subtropical parts of the Indian subcontinent and Southeast Asia. This tree is also known by other common names such as flame-of-the-forest, palash, and bastard teak. It is renowned for its vibrant, flame-colored orange-red flowers that bloom in spring, often before the new leaves appear. The wood of the dhak tree is used for various purposes, including making furniture and fuel. The flowers have traditional uses in medicine and are also used to produce a dye. The tree holds cultural significance in many parts of India.