Being what was wanted or needed. used to greet someone in polite or friendly way. instance or manner of greeting someone. To accept or receive something happily and gladly.

Concerning numbers and equations.

every morning. good morning. time between midnight and noon.

situated on other or further side. in opposite position. Person, thing that is totally different to another. Across from or on the side facing something.

Mental image of what something is or looks like. represent in picture.

To use a pen to mark places of interest in a book.

the pieces of art, such as drawings and photographs, that are used in books, newspapers, and magazines.

In an appropriate or correct manner.

light from sun.

systematic investigation into and study of materials and sources. investigate systematically.

To give birth to a child; help a woman give birth.

statement that two values are equal. Mathematical statements showing things to be equal.

under normal conditions.

Part of a book, newspaper, etc.. divide into sections.

Light changing direction through glass or water.