释义 |
ad·den·dum \əˈdendəm, aˈ-\ noun (plural adden·da \-də\ ; see sense 3) Etymology: Latin, neuter of addendus, gerundive of addere to add — more at add 1. : a thing that is added or is to be added : addition, supplement < as an addendum … let me point out one fact — A.C.Eurich > 2. a. : an explanation, comment, or additional item appended to a book < these addenda fill six pages > b. : a list or section consisting of added material; especially : a supplement to a book sometimes issued separately < the new edition includes a 10-page addendum > — sometimes plural but sing. in constr. < the addenda contains many new words > 3. plural addendums : the part of a tooth of a gear wheel between pitch line and extreme point of the tooth; also : the distance between pitch line and addendum circle — compare dedendum 4. addenda plural : accessories, appurtenances < a dozen exciting addenda to culinary art — Holiday > |