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| 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. |
system sys·tem (sĭs'təm)
n.
A group of interacting, interrelated, or interdependent elements forming a complex whole.
An organism or body considered as a whole, especially with regard to its vital processes or functions.
A group of physiologically or anatomically complementary organs or parts.
A group of bodily organs that have similar structures or work together to perform some function, such as the digestive system, nervous system, and respiratory system.