Dictionary (a.) Not capable of being extended; as, inextensible antenna\.Thesaurus adamant adamantine immovable immutable inductile inelastic inextensile inextensional inflexible intractable intractile irresilient nonelastic nonstretchable stubborn unalterable unbending unextendible unextensible unflexible ungiving unlimber unmalleable unpliable unpliant untractable unyielding |