Definition: Relating to a type of chemical compound that contains a carbon-to-carbon triple bond, which is a characteristic of acetylene and similar substances.

Example: The chemist synthesized an acetylenic compound for the experiment.

Definition: A medical condition where a muscle in the body, like the one in the esophagus, does not relax properly, making it difficult for food and liquids to pass through.

Example: Patients with achalasia often experience difficulty swallowing due to the esophagus not relaxing properly.

Definition: Referring to a molecule or object that can be placed on top of its mirror image without any changes, meaning it does not have a distinct left or right form.

Example: The molecule is achiral, meaning it can be superimposed on its mirror image.

Definition: This term refers to a condition where there is no hydrochloric acid present in the stomach's digestive juices.

Example: The patient was diagnosed with achlorhydria after tests showed no hydrochloric acid in his gastric secretions.

Definition: This word describes a condition where there is no hydrochloric acid present, which is important for digestion in the stomach.

Example: The patient was diagnosed as achlorhydric, indicating a deficiency of stomach acid.

Definition: This term refers to a reduction or complete lack of bile production in the body.

Example: The patient was diagnosed with acholia after experiencing digestive issues.

Definition: A type of meteorite that is made of stone and does not have small, round particles called chondrules.

Example: The achondrite fell to Earth, providing valuable information about the early solar system.

Definition: Relating to a specific type of stony meteorite that does not contain chondrules, which are small round particles found in some meteorites.

Example: The achondritic meteorite provided valuable insights into the early solar system.

Definition: A genetic condition that affects the growth of bones, leading to shorter limbs and a normal-sized torso, often resulting in dwarfism.

Example: Achondroplasia is the most common form of dwarfism, affecting both physical appearance and growth.

Definition: Relating to a specific type of genetic condition that affects bone growth, leading to shorter stature and other physical characteristics.

Example: The achondroplastic condition affects bone growth, leading to dwarfism.