infeasible

[in-fee-zuh-buh l]

adjective

not feasible; impracticable.

Origin of infeasible

First recorded in 1525–35; in-³ + feasible

Related formsin·fea·si·bil·i·ty, in·fea·si·ble·ness, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for infeasibility

Historical Examples of infeasibility

The practical difficulties presented by such schemes, their infeasibility, did not trouble him.
The History of Sir Richard Calmady
Lucas Malet

British Dictionary definitions for infeasibility

infeasible

adjective

a less common word for impracticable

Derived Formsinfeasibility or infeasibleness, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for infeasibility

1650s, from infeasible + -ity.

infeasible

adj.

1530s, from in- (1) "not, opposite of" + feasible.