behavior of a child or youth that is so marked by violation of law, persistent mischievousness, antisocial behavior, disobedience, or intractability as to thwart correction by parents and to constitute a matter for action by the juvenile courts.
antisocial or criminal conduct by juvenile delinquents
noun 1. a minor who cannot be controlled by parental authority and commits antisocial or criminal acts, as vandalism or violence. 2. a child or youth characterized by juvenile delinquency. noun 1. a child or young person guilty of some offence, act of vandalism, or antisocial behaviour or whose conduct is beyond parental control and […]
noun, Biochemistry. 1. any of a class of insect and plant hormones acting to inhibit the molting of a juvenile insect into its adult form. noun 1. a hormone, secreted by insects from a pair of glands behind the brain, that promotes the growth of larval characteristics and inhibits metamorphosis
- Juvenile muscular atrophy
juvenile muscular atrophy n. Slowly progressive proximal muscular weakness accompanied by fasciculation, wasting, and lower motor neuron disease, with onset usually between 2 and 17 years.
- Juvenile myoclonic epilepsy
juvenile myoclonic epilepsy n. A form of epilepsy that occurs in adolescents, usually upon awakening, and is characterized by jerks of the shoulder muscles and by seizures that have a clonic phase, followed by a tonic phase, then by a return to clonus.