Gurudharna in Jainism generally means deep reverence, faith, and firm adherence toward one’s Guru. In the Terapanth tradition, it is used to describe a disciple’s wholehearted devotion, obedience, and respect toward the spiritual teacher. ( jainknowledge.com)

In Jain understanding, a Guru is a spiritual guide who helps a seeker on the path of right faith, right knowledge, and right conduct. Respect for the Guru is shown through guruvandana, salutations, humility, and following their guidance with sincerity. ( jainknowledge.com)

In simple words, gurudharna = holding the Guru in deep spiritual regard and following the Guru’s teachings faithfully. ( jainknowledge.com)