L.

=Levant=, _n._ The name given to a section of country east of Italy and bordering upon the Mediterranean Sea.

=Lime=, _n._ A substance found in the earth and forming the hard part of bones, and also found in the composition of plants.

=Liriodendron=, _n._ From two Greek words meaning “lily” and “tree”; a North American tree, also called the tulip tree. Its green and yellow flowers look a little like a tulip.

=Lungs=, _n._ Two spongy organs in the chest by means of which the air is used to purify the blood in breathing.