1 [noncount] : a feeling of very strong support for or loyalty to someone or something : the quality or state of being dedicated to a person, group, cause, etc.
▪ It took a lot of hard work and dedication, but we managed to finish the project on time. — often + to ▪ We admire her dedication to helping the poor. ▪ his tireless/unwavering dedication to the cause 2 [count] : a message at the beginning of a book, song, etc., saying that it was written or is being performed in order to honor or express affection for someone — often + to ▪ His novel includes a brief dedication to his family. 3 [count] : the act of officially saying that something (such as a new building) was created for a particular purpose (such as worship) or to remember or honor a particular person
▪ the dedication of the temple ▪ They celebrated the dedication of the new building with a ribbon-cutting ceremony. — sometimes used before another noun ▪ dedication ceremonies