verb[no object] Biology
(Of a living organism) deteriorate with age.
- Fruits were counted when the plants had fully senesced.
- Regardless of cold-induction treatment, leaves and plants of non-transformed plants senesced under prolonged dark storage.
- In several populations, the pitchers of some plants had senesced.
Mid 17th century: from Latin senescere, from senex 'old'.
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