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lifestyle the general mode of living of a person or group, including attitudes, occupational and class characteristics, financial priorities, possessions, and the like.
life-support of or pertaining to equipment or procedures that can sustain life, either when a bodily system fails or when a living body is in a hostile environment, such as space.
life-support system a system of equipment, esp. in a hospital, that keeps a person alive when he or she might otherwise die. [2 definitions]
life-threatening having the potential to kill, as an injury or disease.
lifetime the time during which a person's life continues. [3 definitions]
lifework all the work, or the most important work, of one's life.
Liffey a river in eastern Ireland that flows through Dublin.
lift to move (something) upward; raise. [12 definitions]
liftable combined form of lift.
lift a finger to make an attempt to work or help.
liftoff the moment of launching a missile or rocket, or the motion itself.
ligament a band of fibrous tissue that connects bones or supports muscles or organs.
ligand in biochemistry, a molecule that binds to a target biomolecule, usually a protein. [2 definitions]
ligate to tie up or bind (a bleeding artery) with a ligature.
ligature a band or tie used to connect, esp. a surgical stitch. [4 definitions]
light1 electromagnetic radiation, esp. from the sun, that enables one to see objects. [13 definitions]
light2 not heavy, full, intense, or forceful. [9 definitions]
light3 to set down after motion; land after flight. [2 definitions]
light air in meteorology, a wind with a speed of between one and three miles per hour.
light breeze in meteorology, a wind with a speed of between four and seven miles per hour.
light bulb an incandescent electric light, or the bulb-shaped glass housing that encloses its filament.