postscriptaladj.
/ˌpəʊs(t)ˈskrɪptl/, U.S. /ˌpoʊs(t)ˈskrɪpt(ə)l/ Of the nature of, or relating to, a postscript.
ΘΚΠ
society > communication > writing > state of having been written > [adjective] > written afterwards
postscript1655
postscriptal1868
1868 Blackwood's Edinb. Mag. Apr. 439/1 ‘Old Robin,’ whose dethronement the ballad-singers after a while began to lament, is very much like himself in his postscriptal life as Earl of Orford.
1891 R. Buchanan Coming Terror 82 In the postscriptal letter published this morning.
1960 Ethics 71 56/2 The postscriptal discussions, some of which are as long and as elaborate as the formal papers.
1992 Mind 101 160 One postscriptal thought: Kant is the last German philosopher until Frege and Wittgenstein with whom one can imagine entering into some kind of dialogue.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online March 2022).
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adj.1868