An actuator is the mechanism by which a control system acts upon an environment. The control system can be simple (a fixed mechanical or electronic system), software-based (e.g. a printer driver, robot control system), a human, or any other input.
Nomos or Nomoi may refer to: from the Greek term for law (Î½ÏÎ¼Î¿Ï, nÃ³mos; pl. Î½ÏÎ¼Î¿Î¹, nÃ³moi). It is the origin of the suffix -onomy, as in astronomy, economy, or taxonomy.
Definition (NCI). A form of neurosyphilis characterized by slowly progressive degeneration of the spinal cord. Signs and symptoms include pain, ataxia, loss of coordination, personality changes, blindness, urinary incontinence, dementia, and degeneration of the joints. Definition (MSH).