an-uh-kuh-LOO-thon · noun
anacoluthon
A sudden change in grammatical construction that leaves a sentence unfinished or shifts its structure.
Where the word comes from
From Greek anakolouthon, “not following,” from an- (“not”) and akolouthos (“following”).
In a sentence
““If you think I’m going to—well, never mind,” is an everyday anacoluthon.”