Russian-English translations for непостоя́нный

• variable
  variable winds or seasons; a variable quantity; a variable resistor
  There are several variables to consider here
• changeable
  The weather is very changeable today: weve had bright sunshine, clouds, wind and rain in the same half-hour
• changeful
• fickle
• haphazard
  Do not make such haphazard changes to the settings; instead, adjust the knobs carefully, a bit at a time
• inconsistent
  His account of the evening was inconsistent with the security-camera footage.
  He gave an inconsistent account of the evening, saying he called her before eight, but later that he had not talked to her until after nine.
• inconstant
• uncertain
  Tomorrows weather is uncertain
• unsteady
  A slightly unsteady item of furniture
• versatile
• volatile