Holiness/ˈhəʊlinəs/ Definition 1 of 3Pro Tip 1/3Religious Context Used to refer to things, places, or people that are sacred in religion. The shrine radiated a sense of holiness. Pro Tip 2/3Spiritual Significance Highlights importance in spiritual practices, not just in organized religion. The meditation gave me a true feeling of holiness. Pro Tip 3/3Respectful Tone Conveys a deep respect when discussing religious matters or texts. We observed the rituals with holiness in our hearts.