prayer

A prayer is a wish or is a communication with God. (noun)

An example of a prayer is when you hope and wish that your family will all stay healthy.
An example of a prayer is when you ask God to make sure you stay healthy.

See prayer in Webster's New World College Dictionary

noun

the act or practice of praying, as to God
an earnest request; entreaty; supplication
1. a humble and sincere request, as to God
2. an utterance, as to God, in praise, thanksgiving, confession, etc.
3. any set formula for praying, as to God
in some religions, a devotional service consisting chiefly of prayers
any spiritual communion, as with God
something prayed for or requested
☆ Slang a chance to succeed: I don't have a prayer

noun

a person who prays

See prayer in American Heritage Dictionary 4

(prâr)

noun

a. A reverent petition made to God, a god, or another object of worship.
b. The act of making a reverent petition to God, a god, or another object of worship.
An act of communion with God, a god, or another object of worship, such as in devotion, confession, praise, or thanksgiving: One evening a week, the family would join together in prayer.
A specially worded form used to address God, a god, or another object of worship.
prayers A religious observance in which praying predominates: morning prayers.
a. A fervent request: Her prayer for rain was granted at last.
b. The thing requested: His safe arrival was their only prayer.
The slightest chance or hope: In a storm the mountain climbers won't have a prayer.
Law
a. The request of a complainant, as stated in a complaint or in equity, that the court grant the aid or relief solicited.
b. The section of the complaint or bill that contains this request.