Final answer:
The word that best fits the definition 'can picture the teacher in their mind' is 'visualize'. It is the term that specifically means to form a mental image of something.
Step-by-step explanation:
The word that best fits the definition 'can picture the teacher in their mind' is visualize. This term means to form a mental image of something. When discussing the usage of imagine, envision, or perceive, each of these words has its own nuance. For example, to imagine can mean to think of something that may not be real, envision often relates to imagining something as part of planning or creating something in the future, and perceive is more about becoming aware or understanding something through the senses. In an exercise to practice descriptive imagery, students might engage in sorting words into groups based on their senses, go on a mini field trip to observe and describe settings, or use a descriptive imagery worksheet to focus on utilizing all senses in writing. Furthermore, when describing an object, event, or place, a writer uses descriptive imagery appealing to the five senses to create a vivid representation for the reader. This process often involves a combination of adjectives, nouns, and metaphors to paint a richer picture in the reader's mind.