resistance

n.

1. A defense

   parrying, stand, holding, withstanding, warding off, rebuff, obstruction, defiance, striking back, coping, check, halting, protecting, protection, safeguard, shield, screen, cover, fight, impeding, blocking, opposition, obstinacy; see also defense 1, objection 1, opposition 1.

   Antonyms withdrawal*, acceptance*, submission. *

2. The power of remaining impervious to an influence

   unsusceptibility, immunity, immovability, unalterableness, hardness, imperviousness, endurance, unyieldingness, fixedness, fastness, stability, stableness, permanence, invulnerability.

   Antonyms vacillation*, susceptibility*, variability.

3. The power of holding back another substance

   retardation, nonconduction, friction, nonpromotion, attrition, reserve, surface resistance, detention, volume resistance, impedance.

4. An opposition

   underground movement, partisans, maquis (French), insurgency, uprising, boycott, strike, walkout, slowdown, front, stand, guerrilla movement; see also revolution 2.