Glossary · Nouns · L
L1 — paginated flat list. Pick a POS, pick a letter.
TermTypeDefinitionClassificationsUpdated
Life PreservernounMWErescue equipment consisting of a buoyant belt or jacket to keep a person from drowningverified
Life PrinciplenounMWEa hypothetical force to which the functions and qualities peculiar to living things are sometimes ascribedverified
Life SciencenounMWEany of the branches of natural science dealing with the structure and behavior of living organismsverified
Life SupportnounMWEmedical equipment that assists or replaces important bodily functions and so enables a patient to live who otherwise might not surviveverified
Life TenantnounMWEa tenant whose legal right to retain possession of buildings or lands lasts as long as they liveverified
Life VestnounMWElife preserver consisting of a sleeveless jacket of buoyant or inflatable designverified
Life-cycle processnounMWEThe multi-step process that starts with the initiation, analysis, design, and implementation, and continues through the maintenance and disposal of the system.Process
Life-Of-Mannoununarmed woody rhizomatous perennial plant distinguished from wild sarsaparilla by more aromatic roots and panicled umbelsverified
Life-Support SystemnounMWEmedical equipment that assists or replaces important bodily functions and so enables a patient to live who otherwise might not surviveverified
Lifelinenounsupport that enables people to survive or to continue doing something, often by providing an essential connectionverified
Lifonouninventory accounting in which the most recently acquired items are assumed to be the first soldverified
Lift BridgenounMWEa bridge that can be raised to block passage or to allow boats or ships to pass beneath itverified
Ligamentnouna sheet or band of tough fibrous tissue connecting bones or cartilages or supporting muscles or organsverified
Ligamentum Teres UterinounMWEligament attached to the uterus on either side in front of and below the opening of the Fallopian tube and passing through the inguinal canal to the labia majoraverified
Ligannoungoods (or wreckage) on the sea bed that is attached to a buoy so that it can be recoveredverified
Ligandnouna substance (an atom or molecule or radical or ion) that forms a complex around a central atomverified
Ligationnoun(surgery) tying a duct or blood vessel with a ligature (as to prevent bleeding during surgery)verified
Light AdaptationnounMWEthe process of adjusting the eyes to relatively high levels of illuminationverified
Light BallastnounMWEan electrical device for starting and regulating fluorescent and discharge lampsverified
Light ColonelnounMWEa commissioned officer in the United States Army or Air Force or Marines holding a rank above major and below colonelverified
Light FilternounMWEa transparent filter that reduces the light (or some wavelengths of the light) passing through itverified
Light MicroscopenounMWEmicroscope consisting of an optical instrument that magnifies the image of an objectverified
Light PennounMWE(computer science) a pointer that when pointed at a computer display senses whether or not the spot is illuminatedverified
Light ReactionnounMWEthe first stage of photosynthesis during which energy from light is used for the production of ATPverified
Light ReflexnounMWEreflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smallerverified
Light-Emitting DiodenounMWEdiode such that light emitted at a p-n junction is proportional to the bias currentverified
Lightbulbnounelectric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricityverified
Lighting IndustrynounMWEan industry devoted to manufacturing and selling and installing lightingverified
Lightningnounthe flash of light that accompanies an electric discharge in the atmosphere, or something resembling such a flashverified
Lightning ArresternounMWEelectrical device inserted in a power line to protect equipment from sudden fluctuations in currentverified
Lightning BugnounMWEnocturnal beetle common in warm regions having luminescent abdominal organsverified
Lightning ConductornounMWEa metallic conductor that is attached to a high point and leads to the groundverified