The difference between Annual and Yearly

When used as nouns, annual means an annual publication, whereas yearly means something that is published once a year.

When used as adjectives, annual means happening once every year, whereas yearly means happening once every year.

Yearly is also adverb with the meaning: once a year.

check bellow for the other definitions of Annual and Yearly

Annual as an adjective:

Happening once every year.

Examples:

"an [[w:Annual_general_meeting annual general meeting]]; an [[w:Annual_publication annual publication]]"
Annual as an adjective:

Of, for, or relating to a whole year, often as a recurring cycle; determined or reckoned by the year; accumulating in the course of a year; performed, executed, or completed over the course of a year. See also .

Examples:

"an annual salary; average annual profits; the annual course of the sun"
Annual as an adjective (botany, of a plant):

Having a life cycle that is completed in only one growing season; e.g. beans, corn, marigold. See Annual plant in Wikipedia. Compare , .
Annual as an adjective (entomology):

Living or lasting just one season or year, as certain insects or insect colonies.

Annual as a noun:

An annual publication; a book, periodical, journal, report, comic book, yearbook, etc., which is published serially once a year, which may or may not be in addition to regular weekly or monthly publication.

Examples:

"I read the magazine, but I usually don't purchase the annuals."
Annual as a noun (botany):

An annual plant; a plant with a life span of just one growing season; a plant which naturally germinates, flowers and dies in one year. Compare , .

Examples:

"I can't wait to plant my annuals in the spring."
Annual as a noun:

A medical checkup taking place once a year.

Yearly as an adjective:

Happening once every year.

Examples:

"a yearly income"

"Christmas is a yearly celebration."