The conch and discus, also known as the Shankha and Chakra, hold great significance in Vaishnavism - the worship of Vishnu and his avatars. These two symbols represent the divine power and protection of Lord Vishnu, and are often depicted in his various forms and depictions.

The conch, or Shankha, is a sacred symbol in Hinduism and is used in various rituals and ceremonies. In Vaishnavism, the conch is believed to have been given to Lord Vishnu by the sea god Varuna, and is said to be the embodiment of the primordial sound of creation, known as Om. Its curved shape represents the infinite cosmos and its sound is believed to purify the atmosphere and ward off negative energies. In Vaishnavism, the conch is also associated with the divine sound of Lord Vishnu's conch, Panchajanya, which is said to announce his presence and victory over evil.

The discus, or Chakra, is a circular weapon with sharp edges and is believed to be one of the most powerful weapons of Lord Vishnu. It is said to have been gifted to him by the god of fire, Agni, and is a symbol of his divine power and protection. The discus is often depicted in the hands of Lord Vishnu and his avatars, ready to destroy any evil that threatens the universe. Its circular shape symbolizes the cyclical nature of time and the universe, and its sharp edges represent the ability to cut through ignorance and destroy evil.

In Vaishnavism, the conch and discus are often depicted together, representing the dual aspects of creation and destruction, and the balance of cosmic forces. Together, they symbolize the all-encompassing power and protection of Lord Vishnu, and his ability to maintain order and balance in the universe. They are also seen as symbols of the divine sound and light, which are believed to lead devotees towards spiritual enlightenment and liberation.

The conch and discus are not only symbols of Lord Vishnu, but also hold deep spiritual significance for Vaishnavites. By meditating on these symbols, devotees are reminded of the ultimate goal of attaining oneness with the divine and transcending the cycle of birth and death. They also serve as a reminder to lead a righteous and virtuous life, following the path of dharma and surrendering to the will of Lord Vishnu.

In conclusion, the conch and discus hold immense significance in Vaishnavism, representing the divine power, protection, and spiritual enlightenment associated with Lord Vishnu. They serve as powerful symbols for devotees to connect with the divine and strive towards attaining moksha or liberation.