focus of interest or activity. To see clearly by adjusting your eyes or a camera.

leaving one with pleasantly satiated feeling. Metal added to repair teeth. To use (time); to do something during.

mechanical apparatus. Pieces of equipment used to do work. To shape, work on something, using a device.

expert in or student of astrophysics.

A structure with a roof and walls, e.g. a house. To establish e.g. a reputation, over time.

Group of people living together.

After a long time; after many attempts; in the end.

put harness on.

Concerning the orbital characteristics of a planet.

A highly developed society.

action of rubbing something. To spread a cream, etc., using a repeated motion.

Idea or memory. To have an idea about something without certainty.

make idea or situation clear to someone by describing it in more detail.

modern and recently developed. To increase in price or value.

possession of means or skill to do something.