Nova S46E15: English vocabulary

having a pleasant and sad feeling at the same time

to form a circle around something

in the form of a gas, or like a gas

very large or great; seeming to have no limit

darkness or a dark, gloomy atmosphere

more able or skilled than someone or something else

to search carefully through something, or look into something in detail

in a way that is not regular or not at fixed times

to attack a place with bombs or shells

to make someone suddenly feel shocked or alarmed

not able to sleep

not clear or sharp; covered with mist or haze

a long period of time marked by important events or changes

a book of stories, especially for children

something that makes a surface, line, or shape even or level

a very small living thing, such as a bacterium or virus

a cloud of gas and dust in space

a person who travels a long way, especially by sea or in space

a soft black or gray mineral used in pencils and in making things like lubricants

to break into small pieces or parts

to read or look through something quickly, without paying close attention

to move in a circular or spiraling motion

to form an opinion or guess based on evidence

the practice of selling unpaid bills to get money before they are paid

to surprise someone very much

a long, soft feather, or a bunch of feathers used for decoration

existing, happening, or found under the earth's surface

made invalid or no longer legally effective

great intelligence, skill, or talent

to walk or move in an unsteady way, as if you might fall

to make something more intense, serious, or detailed

relating to motion or movement

to separate threads or fibers, or come apart into threads

damaged so badly that it has split open or torn

melted by heat and in a liquid state

a black powder made by smoke, especially from fire or burning fuel

causing very deep sadness or pain

a small, tight group or mass of things

an expression of praise or good wishes for someone's success or good luck

a game played on a table with cues and balls, often with pockets

relating to planets

the act of gathering a crop from the fields

to help explain something or make it easier to understand

relating to the force of gravity

extremely good, impressive, or surprising

smiling broadly and showing happiness or excitement

a gas or mist, especially one that comes from a liquid

to talk in a casual, lively way

a process that makes cloth stiffer and stronger by coating it with a special substance

the life or world believed to exist after death

a computer-based model that imitates a real process or situation

a serious break in a relationship or situation

very angry, upset, or excited

(of clothes or a person) old, torn, and untidy

to say something firmly and publicly

a game in which a player or side must reach five points before the other side does

to fall suddenly, often in a messy or uncontrolled way

a piece of rock or metal from space that lands on Earth

to make something more difficult or harder to understand

to land or settle lightly on something

to keep a student at school after class as a punishment

a light, colorless gas used in balloons and some scientific equipment

an imaginary place full of wonder or magic

to force something out or out of a place

the area around an object with mass where gravity acts

to record that you have started work or a shift

to work very hard and with a lot of energy

to describe the main qualities of someone or something

a colorless, odorless gas that burns easily and is found in natural gas

to press something so that it becomes smaller, flatter, or tighter

at a very short distance; with little space between things

a very large number of people or things

A rude way of telling someone to stop being silly or annoying

to make someone feel excited and eager

looking neat, smart, or well dressed

the process of making a surface or material smooth