1The renewal of youth or vitality.
- By continuous living tradition and a vital power of rejuvenescence, this land has readjusted itself through unnumbered transformations.
- Senescence leads to reproduction and the process of rejuvenescence in each asexual cycle carries the organism back to the same stage of youth.
- Two categories of potential advantages of sex - variation and rejuvenescence - were hotly debated in the nineteenth century and today.
1.1 Biology The reactivation of vegetative cells, resulting in regrowth from old or injured parts.
- Although corallites are basically ceratoid in shape, the majority have irregular shapes, which were probably produced by a combination of redirected growth and rejuvenescence many times during life.
- Variations of those characters are partly due to stressed environments, such as unstable, muddy substrates resulting in corallite rejuvenescence and redirection.
- In a particular corallum, the diameter of the aulos responded quickly to an event that caused redirection or rejuvenescence of growth, which can be observed in longitudinal sections.
- Example sentences
- We propose that both shield and rejuvenescent phase magmas are derived from a lithologically heterogeneous or mantle plume.
- Rejuvenescent volcanism occurs on many oceanic islands, including the Society Islands.
Mid 17th century: from late Latin rejuvenescere (from Latin re- 'again' + juvenis 'young') + -ence.
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