She smiled and waved, her hand moving through the air.

Meaning: This means to move your hand or arm in the air as a greeting or signal.

Choice of Words: Waved means to move your hand or arm in the air as a greeting or signal. Air is the mixture of gases that surrounds the Earth. When you say "hand moving through the air", you're describing the act of moving your hand or arm in the air.

Alternative Expressions

The little girl smiled and waved, her tiny hand fluttering through the gentle breeze.

Meaning: This sentence describes a young female child who is expressing happiness or pleasure by turning up the corners of her mouth and moving her very small hand quickly and lightly in the air. The movement of her hand is happening in the space that is filled with a light wind that is kind and not harsh or rough.

Choice of Words: Little is an adjective that means small in size. Girl is a noun that refers to a young female child. Tiny is an adjective that means very small. Hand is a noun that refers to the part of the body at the end of the arm that you use to grasp things. Fluttering is a verb that means to move quickly and lightly in the air. Gentle is an adjective that means kind and not harsh or rough. Breeze is a noun that refers to a light wind.

With a radiant smile, the woman waved her elegant hand, sending a graceful arc through the crisp autumn air.

Meaning: This sentence describes an adult female human being who is expressing happiness or pleasure by turning up the corners of her mouth and moving her stylish and graceful hand in a smooth and elegant manner. The movement of her hand is happening in the space that is filled with a fresh and refreshing wind that is characteristic of the season of the year that comes after summer and before winter.

Choice of Words: Radiant is an adjective that means shining brightly. Smile is a verb that means to show happiness or pleasure by turning up the corners of your mouth. Woman is a noun that refers to an adult female human being. Elegant is an adjective that means stylish and graceful. Hand is a noun that refers to the part of the body at the end of the arm that you use to grasp things. Sending is a verb that means to cause something to move or go in a particular direction. Graceful is an adjective that means moving or behaving in a smooth and elegant manner. Arc is a noun that refers to a curved line or shape. Crisp is an adjective that means fresh and refreshing. Autumn is a noun that refers to the season of the year that comes after summer and before winter. Air is a noun that refers to the invisible gas that surrounds the earth.

Related Expressions