law of heart n.
The principle that the energy released by the heart when it contracts is a function of the length of its muscle fibers at the end of diastole. Also called Starling's law.
|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|
|an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.|