Definition: A substance that is a form of vitamin B6, found in foods like cereals and fish, and helps the body use proteins and amino acids.

Example: Pyridoxine is important for maintaining healthy brain function and producing neurotransmitters.

Definition: Having a shape that resembles a pear, typically wider at the bottom and narrower at the top.

Example: The fruit was pyriform, making it easy to identify as a type of pear.

Definition: A medication used mainly to prevent and treat malaria, as well as to treat a condition caused by a parasite called toxoplasmosis.

Example: The doctor prescribed pyrimethamine to help prevent malaria during their trip to Africa.

Definition: A type of organic compound that has a single ring structure and contains nitrogen. It is important in biology as it forms part of DNA and RNA, specifically in the bases uracil, cytosine, and thymine.

Example: Pyrimidine is essential for the synthesis of nucleic acids in living organisms.

Definition: A common mineral that is made of iron and sulfur, known for its shiny, metallic yellow appearance, often called 'fool's gold' because it looks like gold.

Example: The geologist found a large piece of pyrite while exploring the cave.

Definition: Relating to or containing a type of mineral known as pyrite, which is often called fool's gold due to its metallic luster and pale brass-yellow hue.

Example: The geologist examined the pyritic rocks for signs of gold deposits.

Definition: To change something into a type of mineral called pyrite, which is often known as fool's gold due to its shiny, metallic appearance.

Example: The geologist aimed to pyritize the sample to study its properties.

Definition: Relating to or containing pyrite, a mineral also known as fool's gold, which has a metallic luster and a pale brass-yellow hue.

Example: The geologist noted that the rock sample was pyritous, indicating the presence of pyrite within it.

Definition: A type of chemical compound that has two hydroxyl groups attached to a benzene ring, often found in certain types of tar.

Example: Pyrocatechol is used in various chemical reactions and applications in laboratories.

Definition: Relating to or made up of rock fragments that come from volcanic eruptions.

Example: The pyroclastic flow destroyed everything in its path during the volcanic eruption.