(ˈ)im, əm+ adjective
Etymology: in- (I) + practical
: not practical: as
a.
(1) : not wise to put into or keep in practice or effect : not pleasing to common sense or prudence
slavery, we have been taught, was economically impractical — Carol L. Thompson
(2) : idealistic
an impractical pipe dream — James Laughlin
: theoretical
an anchorite living austerely and owning little, but rich in impractical and priceless honor — W.L.Sullivan
b. : incapable of dealing sensibly or prudently with practical especially economic matters
a totally impractical man who would have starved but for his wife's common sense
c. : impracticable : incapable of being put into use or effect or of being accomplished or done successfully or without extreme trouble, hardship, or expense
all of the aircraft-engine mufflers … have been found impractical — H.G.Armstrong
feels that any … plan might prove so expensive — and so impractical — that he does not intend to try a new one — Time
a totally impractical scheme for making a quick million
led him to write music that is vocally impractical — A.T.Davison
• im·practicality (|)im, əm+ noun
• im·practicalness (ˈ)im, əm+ noun