Exam: IELTS

Definition: The process of replacing hydrogen atoms in a molecule with deuterium atoms, which are heavier isotopes of hydrogen.

Example: Deuteration is often used in scientific research to study molecular structures and reactions.

Definition: A type of hydrogen atom that has one proton and one neutron in its nucleus, making it heavier than regular hydrogen.

Example: Deuterium is often used in nuclear fusion experiments due to its unique properties.

Definition: A type of subatomic particle that is the nucleus of a deuterium atom, made up of one proton and one neutron, and has a positive charge.

Example: The deuteron is an important particle in nuclear reactions and fusion processes.

Definition: A group of animals that includes species like starfish and chordates, characterized by a specific type of embryonic development where the mouth does not form from the first opening in the embryo.

Example: Starfish are an example of a deuterostome, which develops differently from other animals during their early stages.

Definition: To reduce or lessen the value of something, often in terms of currency or worth.

Example: The government decided to devaluate the currency to boost exports.

Definition: A decrease in the value of a currency compared to others, often set by a government or central bank, which can also refer to a reduction in status or importance.

Example: The country's devaluation of its currency led to higher prices for imported goods.

Definition: To reduce the worth or value of something, often in terms of currency or assets.

Example: The government decided to devalue the currency to boost exports.

Definition: To reduce or eliminate the worth or importance of something.

Example: The government decided to devalue the currency to boost exports.

Definition: To cause great destruction or damage to something, often leaving it in ruins or in a state of shock.

Example: The hurricane will devastate the coastal towns if it makes landfall.

Definition: Feeling very sad and shocked, often because of a loss or disaster.

Example: She was devastated by the news of her friend's passing.

Definition: To cause severe and overwhelming shock or grief; to destroy or ruin something completely.

Example: The hurricane devastated the small town, leaving many people homeless.

Definition: Causing great damage or destruction.

Example: The hurricane had a devastating impact on the coastal towns.

Definition: To cause severe and widespread destruction or damage.

Example: The hurricane was devastating to the coastal towns, leaving many homes in ruins.