Systole
Pronunciation : Sys"to*le
Part of Speech : n.
Etymology : [NL., fr. Gr.
Definition : 1. (Gram.)
Defn: The shortening of the long syllable.
2. (Physiol.)
Defn: The contraction of the heart and arteries by which the blood is forced onward and the circulation kept up; -- correlative to diastole.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder