autoschediasticaladj.
/ˌɔːtə(ʊ)skɛdɪˈastɪkl/, U.S. /ˌɔdəskɛdiˈæstɪk(ə)l/, /ˌɔdoʊskɛdiˈæstɪk(ə)l/, /ˌɑdəskɛdiˈæstɪk(ə)l/, /ˌɑdoʊskɛdiˈæstɪk(ə)l/ rare.
= autoschediastic adj. (Sometimes in humorous use.)
ΘΚΠ
the mind > will > intention > unintentional or unplanned character > [adjective] > unplanned
suddena1300
unpremeditate1551
extemporal1570
unpurposed1570
unmeditated1576
extemporate1590
unpremeditated1597
unplotted1598
extemporary1610
extemporanean1621
extempory1623
impremeditate1647
unthought1648
unresolved1649
extemporate1651
incogitate1652
unprojected1653
indeliberate1655
extemporaneous1656
indeliberated1656
autoschediastical1662
casual1667
offhanda1668
undiscourseda1670
extemporany1673
unplanned1775
impromptu1789
on (also upon) the spur of the moment (or occasion, etc.)1801
autoschediastic1809
impromptuary1827
improvised1833
extemporized1856
spontaneous1856
unconsidered1876
undevised1894
lashed-up1920
ad-libbed1933
willy-nilly1933
off the cuff1948
1662 E. Martin Opinion ii. 22 My autoschediastical and indigested censure of St. Peters Primacy.
1872 Punch 1 June 222/1 If people don't take an interest in things, I shall not eliminate sesquipedalianisms in an autoschediastical fashion to amuse them.
1904 M. Monahan Benigna Vena 57 As he himself would have said, with whimsical pedantry, the labor was too auto-schediastical.
2006 G. Ragone in C. Bearzot et al. Argo 102 The ancients could only guess the Argive tyrant's chronology, according to different autoschediastical calculations.
This entry has been updated (OED Third Edition, June 2011; most recently modified version published online December 2021).
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adj.1662