unfeasibleadj.
/(ˌ)ʌnˈfiːzᵻbl/, U.S. /ˌənˈfizəb(ə)l/ (un- prefix1 1.)
ΘΚΠ
the world > action or operation > difficulty > practical impossibility > [adjective]
impossible1340
unfeasible1527
infeasible1533
unablec1540
unperformable1583
unpracticeable1588
unfeasable1628
uneffectible1646
unpracticable1650
unoperable1652
unaccomplishable1675
imprestable1683
imperformable1693
impracticable1696
unexecutable1794
ineffectible1806
inexecutable1833
unworkable1839
impractical1865
undoable1865
impos.1924
the mind > mental capacity > belief > uncertainty, doubt, hesitation > impossibility > [adjective]
unmightyOE
impossible1340
unpossiblea1382
unmightful?a1425
unfeasible1527
out of the question1607
card1813
unrealizable1832
irrealizable1853
inoperable1975
1527 in State Papers Henry VIII (1830) I. 247 As the discripcion..shulde be to tedious..to rede, so the explicacion therof shulde be unfaysible unto me.
1648 J. Beaumont Psyche xviii. ccxix. 363 But seeing this unfeasible, the sight Redoubled her compassionate sorrows weight.
1658 G. Starkey Natures Explic. 145 This Logick would make almost all Mechanicks to be impossible, if what ever you cannot do must straight be unfecible.
1672 O. Walker Of Educ. i. v. 36 Harshnes is discovered in..enjoyning things in themselves too difficult, unfesible, and unsupportable.
1804 H. T. Colebrooke Remarks Husbandry & Commerce Bengal (new ed.) 35 Circumstances that render it unfeasible to enter these fields to select the ripe plants, without damaging the rest.
1886 Brit. Med. Jrnl. 12 June 1142/2 The use..is doubtless charming in theory,..but, in practice, it is unfeasible.
Derivatives
unˈfeasibleness n.
ΘΚΠ
the world > action or operation > difficulty > practical impossibility > [noun]
unfeasableness1639
impracticableness1653
unfeasibleness1653
infeasibleness1654
infeasibility1655
unfeasibility1655
unpracticableness1660
impracticability1747
no-goism1850
unworkableness1877
unworkability1881
impracticalness1905
impracticality1916
1653 H. Holcroft tr. Procopius Persian Wars ii. 42 in tr. Procopius Hist. Warres Justinian Seeing excessive undertakings ever are rewarded with unfaisibleness.
Draft additions 1993
unˈfeasibly adv.
ΘΚΠ
the world > action or operation > difficulty > practical impossibility > [adverb]
unfeasably1638
impracticably1781
unworkably1927
unfeasibly1934
impractically1947
the mind > mental capacity > belief > uncertainty, doubt, hesitation > impossibility > [adverb]
impossibly1579
unpossibly1585
unfeasibly1934
1934 Webster's New Internat. Dict. Eng. Lang. Unfeasibly.
1981 Summary of World Broadcasts Pt. 3: Far East (B.B.C.) 15 Apr. FE/6700/BII/3 We..must no longer make any impracticable predictions, put forward any impracticable slogans or set any unfeasibly high targets.
This entry has not yet been fully updated (first published 1921; most recently modified version published online December 2020).
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adj.1527