[{"Bold_text": "noun", "List Items": ["the entire body of individuals born and living at about the same time:the postwar generation.", "the average span of years between the birth of parents and the birth of their offspring, reckoned in accordance with various disciplines, as in human population studies, which typically cite a generational range as 20–35 years, and in the classification of Generations X, Y, and Z, which loosely frame periods of 15–20 years:Her photo layout shows the hairstyle trends among young men over the past four generations.", "a group of individuals, most of whom are the same approximate age, having similar ideas, problems, attitudes, etc.Compare Beat Generation Beat Generation, Lost Generation Lost Generation.", "a group of individuals belonging to a specific category at the same time:Chaplin belonged to the generation of silent-screen stars.", "a single step in natural descent, as of human beings, animals, or plants.", "a form, type, class, etc., of objects existing at the same time and having many similarities or developed from a common model or ancestor (often used in combination):a new generation of anticancer drugs;a third-generation phone.", "the offspring of a certain parent or couple, considered as a step in natural descent.", "the act or process of generating or bringing into being; production, manufacture, or procreation.", "the state of being generated.", "production by natural or artificial processes; evolution, as of heat or sound.", "Biology.one complete life cycle.one of the alternate phases that complete a life cycle having more than one phase:the gametophyte generation.", "one complete life cycle.", "one of the alternate phases that complete a life cycle having more than one phase:the gametophyte generation.", "Mathematics.the production of a geometrical figure by the motion of another figure.", "Physics.one of the successive sets of nuclei produced in a chain reaction.", "(in duplicating processes, as photocopying, film, etc.) the distance in duplicating steps that a copy is from the original work."]}]