Caesura

1. n. A metrical break in a verse, occurring in the middle of a foot and commonly near the middle of the verse; a sense pause in the middle of a foot. Also, a long syllable on which the caesural accent rests, or which is used as a foot.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.