| aptitude |
a natural ability; talent. [1/2 definitions] |
| art |
a fine skill that has resulted from natural ability, practice, or study. [1/4 definitions] |
| artificial |
made by human beings; not natural. [1/2 definitions] |
| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. Bacteria are each made up of only one cell, but different kinds of bacteria can take different shapes. These organisms live in all parts of the earth including oceans, deserts, glaciers, hot springs, and in the bodies of most living things. While some kinds of bacteria are dangerous, most kinds are useful because they help in the digestion of food, in the making of soil, in the creation of medicines, and in many other natural processes. |
| bald |
not covered by a natural growth. [1/2 definitions] |
| bionic |
an electronic or mechanical device that replaces or helps something natural. An artificial leg is one kind of bionic device. |
| born |
since birth; from natural talent rather than practice or education. [1/3 definitions] |
| camping |
the activity of staying for a while in an outdoor place and sleeping in a tent, or sleeping in another type of shelter made for staying overnight in natural places. |
| cave |
a natural hole or hollow in the earth. Many caves have openings in a hillside or cliff. |
| chalk |
a substance made from natural chalk that is formed into round sticks that can be used to write or draw with, especially on a blackboard or on pavement. [1/3 definitions] |
| communism |
(sometimes capitalized) a system of government in which all factories, farms, and natural resources are owned in common. |
| complexion |
the natural color and condition of the skin, especially of the face. |
| conservation |
the protection of natural resources, such as soil, water, or forests, from loss, pollution, or waste. [1/2 definitions] |
| convection |
the movement or transfer of heat through a liquid or gas because of the natural rising of the heated parts and sinking of the cooled parts. |
| creamer |
a white liquid manufactured to taste and look similar to natural cream, used especially in coffee or tea. [1/2 definitions] |
| crude |
natural; raw. [1/3 definitions] |
| degrade |
to exhaust the natural richness or health of. [1/4 definitions] |
| deposit |
a large amount of a natural substance found beneath the ground. [1/7 definitions] |
| diamond |
a clear mineral that is a crystal form of pure carbon. Diamonds are the hardest natural substance known. They are used in making jewelry and as tools for cutting hard materials. [1/5 definitions] |
| dimple |
a small natural dent or hollow that forms in the cheeks during a smile. [1/3 definitions] |
| dower |
a natural gift or talent. [1/4 definitions] |