Category: L

  • Lingual tonsil

    A mass of lymphoid tissue on the top surface of the back of the tongue. Lymphatic tissue located on both sides of the base of the tongue in the hypopharynx.  

  • Linea nigra

    A dark line on the skin from the navel to the pubis which appears during the later months of pregnancy. A dark streak that sometimes develops between a woman’s navel and pubic area during pregnancy, later fading away. During pregnancy, the linea alba becomes pigmented and appears as a dark line down the middle of…

  • Linea alba

    A tendon running from the breastbone to the pubic area, to which abdominal muscles are attached. The line of fibrous tissue stretching down the mid line of the belly from the lower end of the sternum to the pubic bone. The linea alba gives attachment to the muscles of the stomach wall. The white line…

  • linea

    A line, narrow streak, or stripe. The linea alba is a tendinous line, extending from the xiphoid process to the pubic symphysis, where the flat abdominal muscles are attached.  

  • Linctus

    A sweet cough medicine. A syrupy liquid medicine, particularly one used in the treatment of irritating coughs. A term applied to any thick, syrupy medicine. Most of these are remedies for excessive coughing. A mild concoction, often sweetened, consumed to alleviate the discomfort arising from an inflamed throat. A basic linctus typically lacks active medicinal…

  • Limp

    A way of walking awkwardly because of pain, stiffness or malformation of a leg or foot. A characteristic, unsteady gait that favors one leg over the other because of pain or problems with the muscles or bones of the hips, legs, or feet. Limping may be related to pain or problems in the lower back,…

  • Liminal

    Referring to a stimulus at the lowest level which can be sensed. Hardly perceptible; relating to a threshold as of consciousness or vision. Related to a threshold, particularly concerning the minimum level of perception.  

  • Limbus

    An edge, especially the edge of the cornea where it joins the sclera. The transition zone between the cornea and the conjunctiva-sclera. magnification, contact lens The ratio of the size of the retinal image in an ametropic eye corrected with a contact lens to that of the same eye corrected with a spectacle lens. Limbi,…

  • Limbless

    Lacking one or more limbs.  

  • Limb lengthening

    A procedure in which an arm or a leg is made longer. Its bone is divided in two and new bone forms in the gap between the ends. An orthopaedic procedure in which the length of a limb, usually a leg, is increased. The bone is surgically divided and slowly stretched in a special frame.…