A more thorough explanation:

Definition: Spiritual is an adjective that describes something related to religious or church matters, rather than things that are not religious or secular.

Example: The spiritual leader of the church gave a sermon on forgiveness.

Explanation: In this example, the word "spiritual" is used to describe the leader of the church, who is responsible for guiding the congregation in religious matters. The sermon on forgiveness is an example of a spiritual matter, as it relates to the teachings of the church and the beliefs of its members.

Example: The spiritual significance of the pilgrimage was not lost on the travelers.

Explanation: In this example, the word "spiritual" is used to describe the significance of a pilgrimage, which is a journey taken for religious or spiritual reasons. The travelers recognize the importance of the journey in a religious context, rather than simply as a physical journey.