1 having a sharp, acid taste like lemons etc, and sometimes unpleasant: a bitter orange.
az: acı
ru: горький
2 full of pain or sorrow: She learned from bitter experience; He felt bitter disappointment at not being chosen for the team.
az: acı
ru: горький
3 full of hatred or opposition, hostile: The two men were bitter enemies.
az: amansız; qəddar
ru: злейший
4 very cold: a bitter wind.
az: kəskin; şiddətli
ru: резкий, сильный