Category: L

  • Length of action

    The period of time that a drug is effective.  

  • Lemniscus (medial)

    A flat band of sensory fibers extending up from the medulla through the pons and midbrain to the thalamus. A ribbonlike tract of nerve tissue conveying information from the spinal cord and brainstem upward through the midbrain to the higher centers. On each side a medial lemniscus acts as a pathway from the spinal cord,…

  • Legislative study committee

    Most frequently, an ad hoc committee established by the leadership of a legislative chamber to study a particular issue and to issue recommendations for legislation that will be acceptable to the legislature and to the executive.  

  • Legislation

    Acts or bills passed by the legislative branches of local, state, and national governments that become laws.  

  • Legion of decency

    An organization established by the Roman Catholic Church in the 1930s to rate films on their violence and sexual content.  

  • Legionnaire’s disease

    An infection causing a form of bronchopneumonia. First identified in 1976, after an outbreak at a Legionnaire’s convention in Philadelphia. It is caused by a gram-negative microorganism, Legionella pneumophila. A bacterial disease similar to pneumonia. A severe bacterial infection with early presentation of fever and body aches; it progresses to liver and kidney damage and…

  • Legend drug

    A prescription drug.  

  • Legal power

    The legal authority to engage in some act.  

  • Legalization

    The legislative act or administrative executive order authorizing a particular action, decriminalization.  

  • Legalism

    The adherence to a strict set of laws or codes of conduct as a guide to decision making.