| musk |
an artificial substance that smells like the natural deer substance. This kind of musk is also used in making perfume. [1/2 definitions] |
| native |
beginning with a person at birth; natural. [1/6 definitions] |
| natural gas |
a mixture of gases found in the earth's crust. Natural gas is burned as cooking and heating fuel. |
| naturalist |
a person who studies the natural world, especially plants and animals. |
| natural resource |
materials that are found in nature and that can be used by people in many ways. Fresh water, soil, coal, and forests are all examples of natural resources. |
| nature |
the physical world and living things in their natural state; all things that are not made by people. [1/3 definitions] |
| overharvest |
(of crops or natural products) to harvest or gather in too much quantity or in too great frequency so that the supply becomes reduced or eliminated. [1/2 definitions] |
| perish |
to die or be destroyed by violence or in some other way that is not natural. |
| plate |
a thin sheet of a hard material, either natural or man-made. [1/7 definitions] |
| pouch |
a natural pocket of skin in some female animals that is used to hold and carry young. [1/2 definitions] |
| ranger |
a person whose work is looking after or patrolling a park, forest, or other natural area. [1/2 definitions] |
| Red Cross |
an international organization that gives medical care to people hurt during wars and natural disasters. |
| rich |
having many natural resources. [1/6 definitions] |
| river |
a large natural stream of water flowing in a particular course toward a lake, ocean, or other body of water. [1/2 definitions] |
| salt lick |
a natural deposit of salt that animals lick to obtain sodium. |
| scenic |
of, pertaining to, or showing natural, beautiful scenery. |
| shell |
a natural structure that protects and completely surrounds certain developing animals, such as birds or reptiles. [2/8 definitions] |
| simplicity |
the quality of being sincere and humble; natural. [1/2 definitions] |
| skyline |
the outline of natural or man-made structures against the sky. [1/2 definitions] |
| stepfather |
the husband of one's mother, who may act as a father but is not one's natural father. |
| stepmother |
the wife of one's father, who may act as a mother but is not one's natural mother. |