Vocabulary

• shark fin: A fin on the back of a shark.
• like no other: Unique; unparalleled; distinctly different from all others.
• in comparison: When compared to something else.
• fit into: To be small enough to go inside something.
• hold up to: To withstand or endure something unpleasant or difficult.
• all at once: Suddenly; at the same time
• at once: Immediately; without delay
• due to: Because of; owing to
• cut through: To pass or go directly through something, often overcoming an obstacle.
• instead of: When one thing is replaced by another
• much lighter: Considerably less heavy.
• such as: For example; like
• in fact: Used to emphasize the truth of a statement, especially one that contrasts with or contradicts something else.
• at risk: In danger; likely to be harmed
• at least: As a minimum
• cracking down: To act forcefully in order to reduce crime, etc.
• material: Cloth; fabric
• practice: The office and place for legal or medical work
• ancient: Very old; having lived a very long time ago
• consume: To eat, drink, buy or use up something
• demand: Desire customers have to buy product, service
• crack: Attempt to achieve a goal or objective
• shed: Small building used for storage
• exist: To be present, alive or real
• estimate: Guess or calculation of cost, size or value
• flat: Apartment; set of rooms for living in
• cause: Belief, goal or organization that people support
• prey: To hunt (other animals) in order to eat them
• external: Concerning foreign countries
• seemingly: Appearing to be but may not actually be; probably
• gigantic: Extremely large
• comparison: Act of comparing things
• primarily: In the most basic or important way
• survive: To continue to live despite illness or trouble
• resistance: Force that stops or slows movement of something
• plummet: To fall quickly, as from the sky
• womb: Place in a woman's body where a baby grows
• dive: Restaurant, bar or club with a bad reputation
• hefty: Being heavy or large
• span: Distance between two supports of a bridge
• serve: To act in a particular position or office
• extinction: When every example of animal, plant is dead
• reduce: To try to decrease, e.g. your weight if overweight
• shape: The outer form of something, what it looks like
• cartilage: Strong flexible tissue connecting bones, joints
• friction: Disagreement between two or more people
• awe: To feel admiration, respect, or fear
• allow: To admit the validity or truth of something
• ripple: Small gentle low wave on the surface of water, etc.
• continue: To do something without stopping, or after pausing
• grace: Dignified polite behavior, as when things go badly
• murky: Being dark, unclear, and difficult to see through
• worldwide: Spanning or extending throughout the entire world
• conservation: Protecting the environment or a species
• jaw: One of the two bones of the face where teeth grow
• grow: To get bigger and more mature; make plants do this
• carnivorous: Concerning or characteristic of eating meat
• fast: In a way that is difficult to move or change
• wide: Having a great distance from one side to the other
• remove: To get rid of something completely
• mermaid: Creature with top half a woman, bottom half a fish
• weak: Not having a strong character
• light: To cause something to burn; put a burning match to
• lose: To be unable to keep in check or control something
• live: To be alive
• whale: To strike forcefully, e.g. as a punishment
• prehistoric: Relating to the period before written history
• predatory: Preying on the weak to gain an advantage
• dorsal: Of the back of an animal, plane, etc.
• strong: (Of tea or beer) dark or thick
• bone: Hard piece of your body that holds your muscles
• glide: To move smoothly and quietly as if without effort
• date: To have become old-fashioned
• fin: Flat, thin body parts of a fish that help it swim
• torpedo: Bomb that moves underwater to sink ships
• limitless: Without limits in extent, size or quantity
• unsustainable: That cannot be kept up or continued
• shark: Person who lends money at unfair rates of interest