Exam: IELTS

Definition: A type of cell found in the dental pulp that helps create the hard tissue of teeth called dentin.

Example: Odontoblasts are essential for the formation of dentin in developing teeth.

Definition: A smell that can be pleasant or unpleasant, often detected by the nose.

Example: The kitchen was filled with the odor of freshly baked bread.

Definition: Having a smell or scent.

Example: The odorant in the air made the flowers smell sweet.

Definition: A substance that has a strong smell, often added to other materials to help identify them, especially for safety reasons.

Example: The gas company adds an odorant to natural gas so that leaks can be easily detected.

Definition: To add a smell to something, often to make it more pleasant or to mask an unpleasant scent.

Example: They decided to odorize the room with lavender to create a calming atmosphere.

Definition: Having a strong smell, which can be pleasant or unpleasant.

Example: The odorous flowers filled the garden with their sweet scent.

Definition: The quality or state of having a strong smell.

Example: The odorousness of the flowers filled the garden with a sweet scent.

Definition: A smell, especially one that is unpleasant.

Example: The odour of rotten eggs filled the room.

Definition: The study of the relationships between living organisms and their environment.

Example: Oecology helps us understand how different species interact with each other and their surroundings.

Definition: Relating to the whole Christian church or promoting unity among different Christian denominations.

Example: The oecumenical movement aims to bring together various Christian groups to work towards common goals.

Definition: A condition in which excess fluid accumulates in the body's tissues, causing swelling.

Example: The doctor diagnosed her with oedema after noticing the swelling in her legs.