Definition: [verb] (of a living organism) grow (new tissue) after loss or damage.
Example: the lizard has to find the wherewithal to regenerate its tail
Definition: [verb] bring new and more vigorous life to (an area, industry, institution, etc.); revive, especially in economic terms.
Example: the money will be used to regenerate the heart of the town
Definition: [verb] precipitate (a natural polymer, especially cellulose or a protein) as fibres following chemical processing.
Example: methods were developed to regenerate the cellulose for use as fibres
Definition: [adjective] reformed or reborn, especially in a spiritual or moral sense.
Example: he was not truly regenerate