Regeneration is a change in our moral and spiritual nature where justification is a change in our relationship with God. Ring in the new year with a Britannica Membership. b (1) : an organism that has undergone regeneration… Thus, there are four mechanisms for tissue regeneration in animals: the reorganization of existing cells (as in the hydra), the differentiation of stored stem cells into the specific tissues needed (as in the salamander), the dedifferentiation of neighboring tissue cells and their subsequent regrowth as cells of the needed type (as in plants as well as certain animals like the salamander), and the compensatory growth of the surviving cells of the specific tissue (as in the human liver). The first records of the word regeneration come from the 1300s. Definition of regenerate (Entry 3 of 3) : one that is regenerated: such as. It is carried out BY both natural and artificial means. Meaning of regeneration. Regeneration in this case takes the form of the enlargement of the remaining structures rather than the re-creation of the lost ones. Starting with a Definition. Jos J. Eggermont, in Hearing Loss, 2017. Certain species of insects regularly grow back missing legs, but many others are totally lacking in this capacity. These cells of the iris, which normally contain pigment granules, lose their colour, proliferate rapidly, and collect into a spherical mass which differentiates into a new lens. By definition, an aquifer is A. a layer of sedimentary rock formed by water deposits B. an ocean floor consisting of unconsolidated sediments and muds C. river bottom made up of gravel and sedimentary rock D. permeable rock that contains or carries water Updates? Without it there could be no life, for the very maintenance of an organism depends upon the incessant turnover by which all tissues and organs constantly renew themselves. Every species is capable of regeneration, from bacteria to humans. Certain simple invertebrates like the hydra are always regenerating themselves. It is not the same as reproduction. Cell regeneration is a characteristic changes or occasions that cause aggravation or harm. Published by Houghton Mifflin Company. Like regeneration, this phenomenon—known as compensatory hypertrophy—can take place only if some portion of the original structure is left to react to the loss. Regeneration is the beginning of that change. Eye in the Door, The Ghost Road, and Regeneration, all by Pat Barker. To the Jew the regeneration thus prophesied was inseparably connected with the reign of the Messiah. In biology, regeneration is the process of renewal, restoration, and growth that makes genomes, cells, organs, organisms, and ecosystems resilient to natural fluctuations or events that cause disturbance or damage. If regeneration is an adaptive trait, it would be expected to occur more commonly among organisms that appear to have the greatest need of such a capability, either because the hazard of injury is great or the benefit to be gained is great. Some grow a new structure on the stump of the old one. The final stages of this regeneration of nature will not be reached until the Millennium has run its blessed course. This is a "regeneration in the proper meaning of the word, for it signifies a renovation of all visible things when the old is passed away, and heaven and earth are become new" (compare Revelation 21:1). to improve a place or system so that it is active or producing good results again: As president of the college, he regenerated a failing institution. Learn more. Laying Down The Law On “Sedition” vs. “Treason” vs. “Insurrection” vs. “Coup”, “Affect” vs. “Effect”: Use The Correct Word Every Time. Regeneration, as one aspect of the general process of growth, is a primary attribute of all living systems. The body, by contrast, is simply a thing that follows orders. The missing lobes of the liver are not themselves replaced, but the residual ones grow as large as necessary in order to restore the original function of the organ. A close synonym is regrowth. Many plants can regenerate a complete plant from a shoot segment or a single leaf, this being the basis of many horticultural propagation methods (see cutting [1]). Key Areas Covered. Source: Sangeeta Bhatia, MIT. Also, sanctification is the work of God in us to make us more like Jesus. Flatworms have the capacity to regenerate themselves from only a small mass of cells. the regeneration of Zebra fish hearts) Studying regeneration in other species will help us understand how the human body heals and repairs itself. biological science; biology (the science that studies living organisms) Hyponyms (each of the following is a kind of "regeneration"): morphallaxis (regeneration on a reduced scale of a body part; observed especially in invertebrates such as certain lobsters) Derivation: regenerate (undergo regeneration) 13.3.2 Functional Recovery After Noise Trauma in Birds. Regrowth of lost or destroyed parts or organs. We use cookies to enhance your experience on our website, including to provide targeted advertising and track usage. Dictionary.com Unabridged In plant regeneration, neighboring cells replace missing tissue. Regeneration means that an organism regrows a lost part, so that the original function is restored. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more. 1. to undergo or cause to undergo moral, spiritual, or physical renewal or invigoration 2. to form or be formed again; come or bring into existence once again 3. This is a "regeneration in the proper meaning of the word, for it signifies a renovation of all visible things when the old is passed away, and heaven and earth are become new" (compare Revelation 21:1). All charitable donations are deductible to the full extent allowed by the law. New molecules are continuously being generated and degraded with turnover times measured in minutes or hours in the case of some enzymes, or several weeks as in the case of muscle proteins. There is a close correlation between regeneration and generation. In some cases rather substantial quantities of tissues are replaced from time to time, as in the successive production of follicles in the ovary or the molting and replacement of hairs and feathers. Regeneration, in biology, the process by which some organisms replace or restore lost or amputated body parts. The ability to regenerate differs in different groups. regenerate verb (GROW AGAIN) [ I/T ] biology In plant … Scorpio rules death, sleep and sex, all falling under the heading of regeneration. We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. By such regeneration whole organisms may dramatically replace substantial portions of themselves when they have been cut in two, or may grow organs or appendages that have been lost. Regeneration can either be complete where the new tissue is the same as the lost tissue, or incomplete where after the necrotic tissue comes fibrosis. de la regeneration de la Grece, 1740-1824 (4 vols., Paris, 1824, 3rd ed., Brussels, 1825); R. (2) Autotomy, sometimes termed transverse fission, is the name given to a process of unequal fission in which a portion of the body separates off with subsequent regeneration. Providing students and practitioners with a detailed overview of the key theoretical and applied issues, this book is a comprehensive and integrated primer on regeneration. Regeneration is the spiritual transformation in a person, brought about by the Holy Spirit, that brings the individual from being spiritually dead to become a spiritually alive human being. Vegetative Propagation is the mode of asexual reproduction occurring in all vascular plants. Regenerate and regeneration are commonly used … Medical Definition of regeneration 1 : an act or the process of regenerating : the state of being regenerated 2 : the renewal, regrowth, or restoration of a body or a bodily part, tissue, or substance after injury or as a normal bodily process continual regeneration of epithelial cells regeneration of the uterine lining — compare regulation sense 2a Capacité d'un milieu, le plus souvent forestier, à se reconstituer sans intervention extérieure suite à une perturbation (catastrophe naturelle, exploitation forestière...). The biochemical mechanisms for dedifferentiation are also the subject of intense study. To the Jew the regeneration thus prophesied was inseparably connected with the reign of the Messiah. The American Heritage® Stedman's Medical Dictionary Let us know if you have suggestions to improve this article (requires login). The motile, hairlike cilia and flagella of single-celled organisms are capable of regenerating themselves within an hour or two after amputation. It is a term in developmental biology.. ! https://www.britannica.com/science/regeneration-biology, National Center for Biotechnology Information - PubMed Central - Transdifferentiation, Metaplasia and Tissue Regeneration, National Center for Biotechnology Information - Regeneration, regeneration - Student Encyclopedia (Ages 11 and up). The problem of regeneration wasn't as easy as it usually is. The process of losing a body part spontaneously is called autotomy. Regeneration, in biology, the process by which some organisms replace or restore lost or amputated body parts. 1. Regeneration is another way of speaking about the new birth or the second birth or being born again. Regeneration occurs in both human and animals. By such regeneration whole organisms may dramatically replace regenerate definition: 1. to improve a place or system, especially by making it more active or successful 2. to grow…. Example: It is hoped that the experimental treatment will reduce healing time due to faster tissue regeneration. What is Regeneration – Definition, Facts, Types, Examples 3. Some parts of our bodies can repair themselves quite well after injury, but others don’t repair at all. This is first in a series of posts that will delve deeply into the etymology, history, practice, and even the science of regeneration. Certain lizards can regenerate their tails. Die Begriffsbestimmung hebt also ab auf die Abgrenzung zu jenen Vorgängen, die innerhalb der Stoff- und Reaktionskreisläufe des Körpers zehrenden Charakter haben. During the course of evolution the regenerative potential has not changed, but only the levels of organization at which it is expressed. 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