<p><strong>Noun:</strong></p><ul><li>the entire body of individuals born and living at about the same time: the postwar generation.</li><li>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.</li><li>a group of individuals, most of whom are the same approximate age, having similar ideas, problems, attitudes, etc. Compare Beat Generation, Lost Generation.</li><li>a group of individuals belonging to a specific category at the same time: Chaplin belonged to the generation of silent-screen stars.</li><li>a single step in natural descent, as of human beings, animals, or plants.</li><li>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.</li><li>the offspring of a certain parent or couple, considered as a step in natural descent.</li><li>the act or process of generating or bringing into being; production, manufacture, or procreation.</li><li>the state of being generated.</li><li>production by natural or artificial processes; evolution, as of heat or sound.</li><li>Biology. one complete life cycle.</li><li>one of the alternate phases that complete a life cycle having more than one phase: the gametophyte generation.</li><li>Mathematics. the production of a geometrical figure by the motion of another figure.</li><li>Physics. one of the successive sets of nuclei produced in a chain reaction.</li><li>(in duplicating processes, as photocopying, film, etc.) the distance in duplicating steps that a copy is from the original work.</li></ul><p><strong>End of Response</strong></p>