[ preg-nuh-buh l ]
/ ˈprɛg nə bəl /


capable of being taken or won by force: a pregnable fortress.
open to attack; assailable: a pregnable argument.

Origin of pregnable

1400–50; late Middle English prenable < Middle French prenable, pregnable, equivalent to pren- (weak stem of prendre to seize, take < Latin pre(he)ndere; see prehension) + -able -able; -g- perhaps from obsolete expugnable (in same sense)

Related forms

preg·na·bil·i·ty, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for pregnable

British Dictionary definitions for pregnable


/ (ˈprɛɡnəbəl) /


capable of being assailed or captured

Derived Forms

pregnability, noun

Word Origin for pregnable

C15 prenable, from Old French prendre to take, from Latin prehendere to lay hold of, catch
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