[re.pro.duc.tion] n (1659) 1: the act or process of reproducing; specif: the process by which plants and animals give rise to offspring and which fundamentally consists of the segregation of a portion of the parental body by a sexual or an asexual process and its subsequent growth and differentiation into a new individual
2: something reproduced: copy
3: young seedling trees in a forest syn reproduction, duplicate, copy, facsimile, replica mean a thing made to closely resemble another. reproduction implies an exact or close imitation of an existing thing "reproductions from the museum's furniture collection". duplicate implies a double or counterpart exactly corresponding to another thing "a duplicate of a house key". copy applies esp. to one of a number of things reproduced mechanically "printed a thousand copies of the lithograph". facsimile suggests a close reproduction often of graphic matter that may differ in scale "a facsimile of a rare book". replica implies the exact reproduction of a particular item in all details "a replica of the Mayflower" but not always in the same scale "miniature replicas of classic cars".