ukr: плавальний міхур

Information
has URI	http://lexvo.org/id/term/ukr/%D0%BF%D0%BB%D0%B0%D0%B2%D0%B0%D0%BB%D1%8C%D0%BD%D0%B8%D0%B9%20%D0%BC%D1%96%D1%85%D1%83%D1%80

Meaning
means	(noun) an air-filled sac near the spinal column in many fishes that helps maintain buoyancy float, air bladder, swim bladder