An enthusiastic or heightened emotional state.

उत्साहित

English Usage: She was excited about the upcoming concert.

Hindi Usage: वह आगामी संगीत कार्यक्रम को लेकर उत्साहित थी।

A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound.

अणु

English Usage: Water is made up of two hydrogen atoms and one oxygen molecule.

Hindi Usage: पानी दो हाइड्रोजन अणुओं और एक ऑक्सीजन अणु से बना है।