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: A person or thing that causes great destruction or damage.

Example: The hurricane was a true devastator, leaving the town in ruins.

Definition: To grow or change gradually over time, often becoming more advanced or complex.

Example: The project will develop over the next few months as we gather more information.

Definition: To help something grow or improve over time, or to create something new from an idea or plan.

Example: The company plans to develop a new software application next year.

Definition: Having advanced industrial capabilities, technology, and a high standard of living.

Example: The developed countries have better healthcare and education systems.

Definition: Referring to countries or regions that are in the process of improving their industrial and economic capabilities.

Example: Many organizations provide aid to developing countries to help them grow economically.

Definition: The process of growing, improving, or advancing something, often involving changes or new ideas.

Example: The development of new technologies has greatly improved communication.

Definition: Connected to the process of growth or progress in a particular area, often related to skills, economy, or personal development.

Example: The developmental stages of a child are crucial for their future learning.

Definition: Not a valid English word.

Example: Not available

Definition: In a way that is related to the process of growth or progress in someone or something.

Example: The children are developing developmentally at different rates.