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Total Words

10,890

Matches

10,890

Topics

76

Pages

303

A1

1,919

A2

272

B1

46

B2

1,724

C1

4,623

C2

128

laser

A1

noun

A laser is a device that produces a very narrow and powerful beam of light. This light can be used for many things, such as cutting materials, performing medical operations, or reading barcodes.

science ⚙️ Engineering 🔬 Science & Research
Open

black

B2

adjective

Describes the darkest possible color, resulting from the total absence or complete absorption of visible light. It is frequently used to describe physical appearance, somber moods, or specific technical concepts in science and finance.

🏠 Daily Life 🎨 Art & Music
Open

bone

B2

noun

A bone is any of the hard, rigid parts that form the skeleton of a vertebrate animal, primarily composed of calcium carbonate and calcium phosphate. In an academic context, it refers to the structural tissue that supports the body, protects internal organs, and produces blood cells.

🏥 Medical & Healthcare 🧬 Natural Sciences
Open

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