Definitions for yearbookˈyɪərˌbʊk
Random House Webster's College Dictionary
a book published annually, containing information, statistics, etc., about the past year:
an encyclopedia yearbook.
a book published by the graduating class of a high school or college, containing photographs of class members and commemorating school activities.
Origin of yearbook:
a book published annually by the graduating class of a high school or college usually containing photographs of faculty and graduating students
annual, yearly, yearbook(noun)
a reference book that is published regularly once every year
a reference book, published annually
A publication compiled by the graduating class of a high school or college, recording the year's events and containing photographs of students and faculty
a book published yearly; any annual report or summary of the statistics or facts of a year, designed to be used as a reference book; as, the Congregational Yearbook
a book containing annual reports of cases adjudged in the courts of England