noun

• (countable, religion) An act of religious worship.
• (uncountable) Admiration or esteem.
• (uncountable) The act of adoring; loving devotion or fascination.
• (historical) The selection of a pope by acclamation and before any formal ballot (excluded as a voting method in 1621 by Pope Gregory XV).
• (Christianity) Worship of Christ in the Eucharistic host in the Catholic Church, often while exposed in a monstrance.