maturescencen.

1803 Agric. Mag. Sept. 153 This drill comprises two different engines, the one is exclusively for sowing the land, the other for hoeing it at the different periods from the formation of the first shoot to the approach of the vegetable, to a state of maturescence.

1856 W. L. Lindsay Pop. Hist. Brit. Lichens 66 The effect of maturescence of the spores.

1857 Southern Literary Messenger June 414 It advances by due degrees from its young and crude state to full maturescence; when the enclosed insect cuts its way to the surface and makes its escape.

1927–9 H. Wheeler Waverley Children's Dict. V. 2706/2 The process of becoming ripe is sometimes spoken of in scientific language as maturescence.

1992 W. J. A. van den Heuvel et al. Opportunities & Challenges Ageing Society 54/2 In order to point out the analogy of processes occurring at the same time in these two generations, I have proposed to call middle life ‘maturescence’ (Attias-Donfut 1988a), a word which parallels ‘adolescence’.