from The Century Dictionary.
- Consisting of eight syllables.
- noun In prosody, a line consisting of eight syllables.
from the GNU version of the Collaborative International Dictionary of English.
- adjective Consisting of or containing eight syllables.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Containing eight
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective having or characterized by or consisting of eight syllables
from Wiktionary, Creative Commons Attribution/Share-Alike License
The usual forms of the couplet used continuously are the 4-stress or short couplet ( "octosyllabic") and the
My very dear Friend, -- I hear with wonder from Arabel of your repudiation of my word 'octosyllabic' for the two lines in your controversial poem.
My very dear Friend, ” I hear with wonder from Arabel of your repudiation of my word 'octosyllabic' for the two lines in your controversial poem.
It is Marvell, seventeenth-century master of the octosyllabic, whom this last line calls to mind 
In the past Hollander has been explicit and defiant about this, as in his witty and accomplished imitation of Juvenal's third satire, where New York is substituted for Juvenal's Rome; or in the controlled octosyllabic garrulity of 'Upon Apthorp House' (from Movie-Going, 1962), where he thankfully greets the Hudson recovered after years in the New England wilderness:
Elizabethan octosyllabic couplet, of the pleasures of suburban life viewed in moods respectively of light-hearted happiness and of reflection.
Instead they exhibit the typical pseudo-classical traits of matter-of-factness and clearness; also, as Swift's personal notes, cleverness, directness, trenchant intellectual power, irony, and entire ease, to which latter the prevailing octosyllabic couplet meter contributes.
The six-and-twenty octosyllabic lines thus magisterially denounced by our stern moralist in the middle of the nineteenth century, have had a place in Pope's works for a hundred years, and it is too late now to seek to delete them.
'Hudibras,' which appeared in three parts during a period of fifteen years, is written, like previous English satires, in rough-and-ready doggerel verse, in this case verse of octosyllabic couplets and in the form of a mock-epic.
Cromwell, wrote much poetry of various sorts, some of it in the Elizabethan octosyllabic couplet.