| labium minus pudendi | One of two narrow longitudinal folds of mucous membrane enclosed in the pudendal cleft within the labia majora; posteriorly, they gradually merge into the labia majora and join to form the frenulum labiorum pudendi (fourchette); anteriorly, each labium divides into two portions which unite with those of the opposite side in front of the glans clitoridis to form the prepuce. Synonym: labium minus pudendi, small pudendal lip. (05 Mar 2000) |
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| labium posterius ostii uteri | The portion of the uterine cervix that bounds the ostium posteriorly. It is slightly longer than labium anterius, intervening between the cervical canal and the posterior fornix of the vagina. Synonym: labium posterius ostii uteri. (05 Mar 2000) |
| labium superius oris | The muscular fold forming the superior border of the mouth. Synonym: labium superius oris. (05 Mar 2000) |
| labium vocale | One of Ferrein's cords; the sharp edge of a fold of mucous membrane overlying the vocal ligament and stretching along either wall of the larynx from the angle between the laminae of the thyroid cartilage to the vocal process of the arytenoid cartilage; the vocal folds are the agents concerned in voice production. Synonym: plica vocalis, chorda vocalis, labium vocale, true vocal cord, vocal cord, vocal shelf. (05 Mar 2000) |
| lablab | <botany> An East Indian name for several twining leguminous plants related to the bean, but commonly applied to the hyacinth bean (Delichos Lablab). Source: Websters Dictionary (01 Mar 1998) |
| laborant | A chemist. Origin: L.laborans, p. Pr. Of laborare to labour. Source: Websters Dictionary (01 Mar 1998) |
| laboratorian | <specialist> One who works in a laboratory; in the medical and allied health professions, one who examines or performs tests (or supervises such procedures) with various types of chemical and biologic materials, chiefly as an aid in the diagnosis, treatment, and control of disease, or as a basis for health and sanitation practices. (05 Mar 2000) |
| laboratories | Facilities equipped to carry out investigative procedures. (12 Dec 1998) |
| laboratories, dental | Facilities in which the dentist or his auxiliaries perform services related to treatment not done directly in the patient's mouth. (12 Dec 1998) |
| laboratories, hospital | Hospital facilities equipped to carry out investigative procedures. (12 Dec 1998) |
| laboratory | Origin: Shortened fr. Elaboratory; cf. OF. Elaboratoire, F. Laboratoire. See Elaborate, Labour] [Formerly written also elaboratory. The workroom of a chemist; also, a place devoted to experiments in any branch of natural science; as, a chemical, physical, or biological laboratory. Hence, by extension, a place where something is prepared, or some operation is performed; as, the liver is the laboratory of the bile. Source: Websters Dictionary (01 Mar 1998) |
| laboratory animal science | The science and technology dealing with the procurement, breeding, care, health, and selection of animals used in biomedical research and testing. (12 Dec 1998) |
| laboratory chemicals | Chemicals necessary to perform experimental and/or investigative procedures and for the preparation of drugs and other chemicals. (12 Dec 1998) |
| laboratory diagnosis | A diagnosis made by a chemical, microscopic, microbiologic, immunologic, or pathologic study of secretions, discharges, blood, or tissue. (05 Mar 2000) |
| laboratory infection | Accidentally acquired infection in laboratory workers. (12 Dec 1998) |