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Exam: Cambridge English: C1 Advanced (CAE)

peracid

IPA: //ˈpɛr.ə.sɪd//

KK: /pɛrˈæsɪd/

noun

Definition: A type of inorganic acid that has a high amount of oxygen compared to other related acids, often containing a peroxy group.

Example: Peracids are used in various chemical reactions, including oxidation processes.

perambulate

IPA: /pəˈræmbjʊleɪt/

KK: /pəˈræmbjʊleɪt/

intransitive verb

Definition: To walk around in a leisurely or wandering manner.

Example: On sunny days, I like to perambulate through the park and enjoy the scenery.

transitive verb

Definition: To walk around an area, especially to inspect or examine it.

Example: The park ranger will perambulate the trails to ensure they are safe for visitors.

perambulator

IPA: /pəˈræmbjʊleɹ/

KK: /pəˈræmbjʊleɪtə/

noun

Definition: A type of baby carriage used for pushing infants around.

Example: She took her baby for a walk in the perambulator.

perborate

IPA: //pɜːrˈbɔːreɪt//

KK: /pɜrˈbɔːreɪt/

noun

Definition: A type of salt that is made from a combination of borate and hydrogen peroxide.

Example: The chemist used perborate in the experiment to create a bleaching agent.

perceivable

IPA: /pərˈsiːvəbl/

KK: /pərˈsiːvəbl/

adjective

Definition: Able to be seen, heard, or understood; something that can be noticed or detected.

Example: The changes in temperature were barely perceivable to the naked eye.

perceive

IPA: /pərˈsiːv/

KK: /pɚˈsiv/

transitive verb

Definition: To become aware of something through the senses or to understand it in a particular way.

Example: She can perceive subtle changes in her surroundings.

perceived

IPA: /pərˈsiːvd/

KK: /pərˈsivd/

adjective

Definition: As understood or recognized by someone.

Example: The perceived value of the artwork increased after the artist became famous.

verb

Definition: To become aware of something through the senses or to understand something in a particular way.

Example: She perceived a change in his attitude after the meeting.

percept

IPA: /pərˈsɛpt/

KK: /pɜrˈsɛpt/

noun

Definition: A mental image or understanding of something that you see, hear, or feel, which helps you form ideas about it.

Example: The artist's work is inspired by the percepts he experiences in nature.

perceptibility

IPA: /pərˈsɛptəˌbɪlɪti/

KK: /pərˈsɛptəˌbɪlɪti/

noun

Definition: The quality of being able to be noticed or perceived by the senses.

Example: The perceptibility of the sound was affected by the distance from the source.

perceptible

IPA: /pərˈsɛptɪbəl/

KK: /pərˈsɛptəbl/

adjective

Definition: Something that can be noticed or seen by the senses or understood by the mind.

Example: The changes in temperature were barely perceptible to most people.

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