Exam: GRE (Verbal)

Definition: The quality of being emotionally unfeeling or lacking compassion towards others.

Example: His coldheartedness made it difficult for him to connect with his friends.

Definition: A group of insects known as beetles, characterized by their hard outer wings and diverse species.

Example: The coleoptera includes many species, such as ladybugs and fireflies.

Definition: Relating to a large order of insects known as beetles, which have hard forewings and are characterized by their chewing mouthparts.

Example: The coleopteran species in this region are known for their vibrant colors and diverse habitats.

Definition: A type of insect that belongs to the order Coleoptera, which includes beetles and is known for having hard front wings that protect their softer hind wings.

Example: The coleopteran species in the garden are essential for pollination.

Definition: A person who studies or specializes in beetles, which are a type of insect.

Example: The coleopterist spent hours observing the different species of beetles in the forest.

Definition: Relating to or characteristic of beetles, which are insects belonging to the order Coleoptera.

Example: The coleopterous species in the garden are known for their hard shells and diverse colors.

Definition: A type of protein made by certain bacteria that can kill other similar bacteria.

Example: Researchers are studying colicins to develop new antibiotics.

Definition: A type of antibiotic that is made by certain bacteria, especially those from the Escherichia coli group, and is used to kill or inhibit the growth of other bacteria.

Example: Colicine is effective against some strains of bacteria that are resistant to other antibiotics.

Definition: Relating to a group of bacteria that are usually found in the intestines of humans and animals, particularly those that can indicate contamination in water or food.

Example: The water was tested for coliform bacteria to ensure it was safe to drink.

Definition: Describing points or elements that lie on the same straight line or are arranged in a straight sequence.

Example: The three points are collinear, meaning they all lie on the same straight line.

Definition: The state or condition where points or objects lie on the same straight line.

Example: In geometry, colinearity is important for determining the alignment of points.