Exam: IELTS

Definition: To prepare written material for printing using a photographic process.

Example: The designer decided to photocompose the text for the magazine layout.

Definition: A flow of electric charge that is generated when light hits a special material.

Example: The photocurrent increased significantly when the light intensity was raised.

Definition: Able to be broken down into smaller parts by the action of light, often referring to materials that can decompose when exposed to sunlight.

Example: Many companies are now producing photodegradable bags to help reduce plastic waste in the environment.

Definition: A device that senses and measures light or other forms of electromagnetic radiation.

Example: The photodetector is essential for capturing images in digital cameras.

Definition: A small electronic device that converts light into electrical current, often used in sensors and optical applications.

Example: The photodiode is used in the camera to detect light and help capture images.

Definition: A copy of a document or image made using a photocopying machine.

Example: I made a photoduplicate of the important document for my records.

Definition: To make a copy of a document or image using a photocopying machine.

Example: I need to photoduplicate this report for the meeting.

Definition: Relating to the use of light to enhance effects or induce reactions, particularly in medical treatments like destroying cancer cells with light-sensitive dyes.

Example: The photodynamic therapy used in her treatment helped to target the cancer cells effectively.

Definition: Relating to the electrical effects that occur when light interacts with certain materials.

Example: The photoelectric effect is a key principle in the operation of solar panels.

Definition: Relating to electronic devices or effects that are influenced by light.

Example: The photoelectronic sensor detects changes in light levels to adjust the camera settings automatically.

Definition: A method of creating images or designs on a surface by using photographic techniques to transfer the image onto a plate, which is then etched for printing.

Example: The artist used photoengraving to create detailed prints of her original artwork.