Definition: A shiny, silver-colored metal that is part of the rare-earth group. It is used in making strong magnets and in some types of lasers.

Example: Neodymium is commonly used in powerful magnets found in headphones and speakers.

Definition: A tool or object made of stone that was used during the Neolithic Period, which is the last part of the Stone Age when humans began to farm and settle in one place.

Example: Archaeologists discovered a neolith in the ancient settlement, indicating the tools used by early farmers.

Definition: A type of mutation that results in a new function for a gene, often leading to changes in an organism's traits or abilities.

Example: The neomorph in the study showed unexpected traits that were not present in the original gene.

Definition: Very bright and colorful, often used to describe lights or colors that are vivid and eye-catching.

Example: The neon signs lit up the street with their bright colors.

Definition: A colorless and odorless gas that is found in small amounts in the air and is used in bright electric lights and signs.

Example: The neon lights in the city were very bright and colorful.

Definition: A specimen or illustration chosen to represent a species or subspecies when the original type specimen is no longer available.

Example: The scientist selected a neotype to ensure accurate identification of the species.

Definition: A type of mineral that contains sodium, potassium, and aluminum, often found in volcanic rocks and used in making ceramics and glass.

Example: Nepheline is often used in the production of ceramics due to its unique properties.

Definition: A type of rock that is formed from volcanic activity and mainly contains minerals like pyroxene and nepheline.

Example: Nephelinite is often found in volcanic regions where silica is low.

Definition: A device that measures how cloudy a liquid is or how many small particles are in it by analyzing the light that is scattered by the liquid.

Example: The scientist used a nephelometer to analyze the water samples for pollution levels.

Definition: A tube-like organ found in some invertebrates that helps remove waste from the body.

Example: The earthworm uses its nephridia to filter out waste from its body.

Definition: A silvery, metallic element that is radioactive and has the atomic number 93. It is found in small amounts in uranium ores and is created in nuclear reactions. It is similar to uranium and is used in nuclear reactors.

Example: Neptunium is used in some types of nuclear reactors and research.