Vocabulary

• of course: Sure ; Certainly
• for example: As an illustration or instance.
• on board: Being on a ship, plane, or other vehicle
• search for: To try to find someone or something.
• without a trace: Leaving no sign or evidence of having been present.
• after all: In spite of what was expected; used to introduce a statement that supports a previous statement or explains why it was made
• en route: On the way; during a journey.
• due to: Because of; owing to
• bring in: To earn a certain amount of money or profits
• in vain: Without success or result; futilely.
• at least: As a minimum
• look beyond: To consider the future and what might happen.
• in order to: For the purpose of; with the aim of.
• back up: To save a copy of your computer data
• in the past: During a former period of time; previously.
• allow for: To take into consideration
• as well as: Also; in addition to
• family members: People related by blood, marriage, or adoption.
• on the line: At risk; in a situation where something could be lost.
• long for: To have a strong desire or yearning for something.
• significant: Large enough to be noticed or have an effect
• vast: Being very large in size or amount
• basically: Used before you explain something simply, clearly
• improve: To make, or become, something better
• potentially: That could happen or become reality
• attempt: To try to do something challenging or difficult
• spot: A certain place or area
• reward: To give something because of someone's good work
• track: To use marks to follow a wild animal
• measure: Plan to achieve a desired result
• initial: First letter of your given name
• conduct: Your behavior
• diminish: To make something smaller or less important
• board: Surface for posting or showing information
• pretty: Being attractive to the eye in a simple way
• crew: Organized group of workers (e.g. on a ship)
• guess: To give an answer without knowing if it is correct
• invest: To use resources to build for the future
• likelihood: Chance that something might happen
• reduce: To try to decrease, e.g. your weight if overweight
• mystery: Quality of being strange and not understood
• satellite: Device sent into space that aids communication
• trace: To make an outline to determine a shape
• aviation: Science or practice of flying aircraft
• company: Good feeling from being with someone else
• square: Shape with 4 equal length sides and 4 equal angles
• lot: What happens to a person in life from chance; fate
• emit: To release or send out (a gas, etc.)
• technology: Use or knowledge of science in industry etc.
• journalist: Writer of news reports for newspapers etc.
• order: Religious or social group, as of nuns
• operate: To control or handle something, such as a machine
• aircraft: Vehicle that can fly
• information: Collection of facts and details about something
• government: Group of people and system that rule a nation
• find: To become aware of something that is happening
• infinity: State of being without end; endless time, space
• vain: Too proud of yourself, especially your appearance
• difficult: Hard; not easy; you need to work hard to do it
• part: Division of a book
• finally: used especially at the beginning of a sentence to introduce the last point or idea
• warrant: Official authorization for some action or decision
• refine: To change slightly in order to improve it
• transmission: Part of car including gears affecting speed of car
• needle: Part of a medical device used to inject medicine
• mysteriously: In a confusing or difficult to understand way
• acoustic: Connected with sound or hearing
• wreckage: Remaining parts of something that has been wrecked
• vanish: To disappear in a sudden and mysterious way
• underway: Happening now
• agonizing: To suffer painfully over something; be in agony
• closure: Feeling of accepting a death, divorce etc.
• radar: Radio device used to find the location of objects
• ashore: Onto the land from the water
• sediment: Material that settles to the bottom of a liquid
• cautiously: In a manner to avoid risk or danger
• underwater: (Moving or existing) beneath the surface of water
• autonomously: Operating independently
• sonar: System using sound waves to detect objects
• apiece: Each, individually
• airliner: Commercial airplane that carries passengers