Definition: A type of star that becomes very bright for a short time and then slowly dims back to its normal brightness over weeks or years.

Example: Astronomers observed a nova that lit up the night sky for several weeks before fading away.

Definition: A type of very hard rock that is fine-grained and contains silica, often used to make whetstones for sharpening tools.

Example: The craftsman used a piece of novaculite to sharpen his knives.

Definition: Relating to or characteristic of a stepmother.

Example: The novercal relationship can sometimes be challenging for children.

Definition: A type of antibiotic that is used to treat infections caused by certain bacteria, particularly those that are gram-positive.

Example: The doctor prescribed novobiocin to help treat the patient's bacterial infection.

Definition: A type of sweet liqueur made from brandy and flavored with almonds and fruit pits, traditionally produced in France.

Example: She served a glass of noyau as a special treat after dinner.

Definition: A part that sticks out and has an opening, used to control or direct the flow of a liquid or gas, often found at the end of a hose or in engines.

Example: He attached the nozzle to the garden hose to water the plants more easily.

Definition: Relating to the central part of a seed that contains the embryo and the surrounding tissue.

Example: The nucellar tissue plays a crucial role in seed development.

Definition: The central part of a plant ovule where the embryo sac forms and develops.

Example: The nucellus is essential for the development of the female gametophyte in flowering plants.

Definition: Relating to the back or nape of the neck.

Example: The doctor examined the nuchal area for any signs of injury.

Definition: The area at the back of the neck.

Example: The doctor examined the nuchal region for any signs of injury.

Definition: Relating to the central part of a cell or structure, known as the nucleus.

Example: The nucleal structure is essential for cell function.