a connection between an electrical device and a large conducting body, such as the earth (which is taken to be at zero voltage) | an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system |
the concerns of this life as distinguished from heaven and the afterlife | an abstract part of something |
the abode of mortals (as contrasted with Heaven or Hell) | the most favorable environment for a plant or animal |
the solid part of the earth's surface | a straight line that generates a cylinder or cone |
the 3rd planet from the sun; the planet we live on | the situation in which you are happiest and most effective |
the loose soft material that makes up a large part of the land surface | any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter |
once thought to be one of four elements composing the universe (Empedocles), associated with the humour black bile | one of four substances thought in ancient and medieval cosmology to constitute the physical universe |