9 letters · 21 points in Scrabble
verb imagine; conceive of; see in one's mind
verb view the outline of by means of an X-ray
verb form a mental picture of something that is invisible or abstract
originFrom visual + -ize (suffix forming verbs denoting the doing or making of what is denoted by the adjectives or nouns to which it is attached).
Etymology from Wiktionary, CC BY-SA 3.0