| abrasive |
something rough used to wear away or polish a surface. [1/2 definitions] |
| altimeter |
a device that measures distance above the Earth's surface. |
| angle1 |
An angle is how much a line or surface slants compared with the flat ground or other flat surface. [1/4 definitions] |
| area |
the amount of surface within a certain space. [1/3 definitions] |
| bedrock |
the solid layer of rock in the earth's surface, found beneath soil, sand, or gravel. |
| blackboard |
A blackboard is a smooth, dark, hard surface that is often hung on a wall in a school classroom. It is used for writing with chalk. |
| blotter |
a piece of paper used to soak up ink or to protect a writing surface. |
| bouncy |
If something is bouncy, it bounces easily. When something bounces, it springs back after hitting a surface like the ground or a wall. A tennis ball is usually bouncy. A baseball is much less bouncy than a tennis ball. [1/2 definitions] |
| bracket |
a support shaped liked an L that is attached to a wall or other upright surface. [1/5 definitions] |
| broil1 |
to cause (something) to become extremely hot or to burn, especially at the top surface. [1/2 definitions] |
| canvas |
a piece of this material used as the surface for an oil painting. [1/2 definitions] |
| ceiling |
the top inside surface of a room. [2/3 definitions] |
| center |
the point that is the same distance from all points on the outside line or surface of something; exact middle. [1/7 definitions] |
| chasm |
a deep crack in the earth's surface. |
| checkerboard |
a surface marked into sixty-four squares of two alternating colors. It is used as a game board for checkers or chess. |
| chip1 |
to lose small pieces from the edge or surface. [1/6 definitions] |
| coarse |
having large grains or pieces, or a rough surface. [1/2 definitions] |
| coating |
a layer that covers the surface of something; coat. |
| collage |
a type of art work in which different kinds of materials are pasted onto a surface to make a picture. These materials can be anything from paper and photographs, to cloth and buttons. |
| contour |
the outline of a figure or surface; shape. |
| convex |
having a surface or edge that curves outward like the outside of a ball. |