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intr.v. se·nesced, se·nesc·ing, se·nesc·es
1. To grow old; age.
2. To stop dividing, as certain cells.

[Back-formation from senescent.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.senesce - grow old or oldersenesce - grow old or older; "She aged gracefully"; "we age every day--what a depressing thought!"; "Young men senesce"
turn - become officially one year older; "She is turning 50 this year"
fossilise, fossilize - become mentally inflexible
develop - grow, progress, unfold, or evolve through a process of evolution, natural growth, differentiation, or a conducive environment; "A flower developed on the branch"; "The country developed into a mighty superpower"; "The embryo develops into a fetus"; "This situation has developed over a long time"
dote - be foolish or senile due to old age
References in periodicals archive ?
For example, leaves on transgenic plants were still green and growing 70 days after seed germination, whereas nonengineered plants had completed their life cycle and senesced.
0 MPa, transpiration in grasslands effectively ceased and the grass senesced.
Subterranean clover (Trifolium subterraneum) has been used near Camden, NSW, as an in situ mulch after it senesced in summer (Stivzaker et al.
Formations of the mini tubers were observed 3 months after treatment when the leaves had senesced.
NO is mainly formed in actively growing tissue such as embryonic axes and cotyledons and the levels decrease in mature and senesced organs (Leshem et al.
The population was revisited during the morning and evening on 12 and 13 July, at which point the flowers had completely senesced.
Senesced goldenrods with galls were retrieved along six parallel transects located 0-50 m from the forest edge in a dense stand of goldenrod in Lumpkin Co.
It is also possible that the return of crop above-ground residues, particularly senesced leaves in the post-flowering period, was involved.
This could explain the peak recruit mental Caminada Pass in only 1 yr of the study, as a cohort matured, reproduced, and senesced.
virginica exposed fo r twelve weeks died, shoots were 100% senesced.