Definition: Relating to a class of parasitic flatworms known as Trematoda, which typically have complex life cycles and can infect various hosts.

Example: The trematode species can cause significant health issues in both animals and humans.

Definition: A type of flatworm that is often a parasite, living in or on other animals and characterized by having suckers or hooks for attachment.

Example: The trematode can cause various diseases in its host, depending on the species.

Definition: A sudden shaking of the ground caused by the movement of tectonic plates, often referred to as an earthquake.

Example: The tremblor shook the buildings and frightened the residents.

Definition: A type of mineral that is usually white or gray and is made of calcium and magnesium. It is part of the amphibole group and is often used in products like paints and ceramics.

Example: Tremolite is sometimes used as a safer alternative to asbestos in construction materials.

Definition: A shaking or vibrating movement, often caused by an earthquake or a nervous feeling.

Example: The tremor from the earthquake shook the entire building.

Definition: To dig a long, narrow hole in the ground, often for military purposes or to lay pipes.

Example: The soldiers had to trench along the front line to protect themselves from enemy fire.

Definition: A long, narrow hole or ditch in the ground, often used for military purposes or to hold water.

Example: The soldiers dug a trench to protect themselves from enemy fire.

Definition: To dig a long, narrow hole in the ground, often for military purposes or to lay pipes.

Example: The workers will trench the area to install new water pipes.

Definition: A tool used for boring holes in rock, often employed in mining to create shafts or openings.

Example: The miners used a trepan to drill deep into the earth for valuable minerals.

Definition: To make a hole in the skull or another hard surface using a special tool, often for medical purposes.

Example: The surgeon decided to trepan the patient's skull to relieve pressure.

Definition: A medical procedure where a hole is made in the skull to remove a circular piece of bone, often done to relieve pressure or treat certain conditions.

Example: Trephination was historically used to treat head injuries and relieve pressure on the brain.

Definition: A tool used in surgery to remove circular pieces of bone, often from the skull.

Example: The surgeon used a trephine to access the patient's brain.

Definition: To perform a surgical operation using a tool that removes a circular piece of bone or tissue.

Example: The surgeon had to trephine the skull to relieve pressure on the brain.

Definition: A type of bacteria that has a spiral shape and can cause diseases in humans, such as syphilis and yaws.

Example: The doctor explained that treponema are responsible for several serious infections.

Definition: Relating to a type of bacteria known as treponema, which can cause diseases such as syphilis.

Example: The doctor explained that the treponemal infection required specific antibiotics for treatment.