''Enjambment'' is the poetic term referring to the use of

Enjambment is the poetic term that refers to the use of run-on lines in poetry. In enjambment, a sentence or clause runs from one line to the next without any punctuation or pause. This is different from end-stopped lines, where a line of poetry ends with a punctuation mark, causing a pause. Enjambment allows the poet to create a sense of continuity and flow, and can be used to create tension, surprise, or emphasis.