When we think about something vividly, we say that we saw it in our mind's eye. However, there are several synonyms to express this concept. For instance, we can say we imagined, envisioned, visualized, or envisaged something. Additionally, when the mental image is particularly detailed, we can use terms like conjured up, recreated, or reimagined. If the image has a nostalgic or sentimental tone, we might choose reminisced or recalled. Ultimately, the choice of word to describe a mental image depends on the context and the speaker's intention, but all the synonyms for saw in mind help us describe the power of our imagination.