run-on

[ruhn-on, -awn]

adjective

of or designating something that is added or run on: a run-on entry in a dictionary.
Prosody. (of a line of verse) having a thought that carries over to the next line, especially without a syntactical break.

noun

Origin of run-on

First recorded in 1900–05; adj., noun use of verb phrase run on

Twelve lines, or three fourths of the whole number, are "run-on."
Elementary Guide to Literary Criticism
F. V. N. Painter
In the 1742 lines of the poem, there are 47 run-on couplets and 260 run-on lines.
Leigh Hunt's Relations with Byron, Shelley and Keats
Barnette Miller
A run-on line should be read closely with the following line with only a slight pause to indicate the line-unit.
Spenser's The Faerie Queene, Book I
Edmund Spenser
The rhythm of the meter is also varied by the alternating of end-stopped and run-on lines, as in the last quotation.
Spenser's The Faerie Queene, Book I
Edmund Spenser
The chief sources of variety are substitution, pause, run-on lines, and division.
The Principles of English Versification
Paull Franklin Baum