| 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. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
orbit or·bit (ôr'bĭt)
n.
See orbital cavity.
| orbit (ôr'bĭt) Pronunciation Key
Noun
Verb
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In astronomy, the path followed by an object revolving around another object, under the influence of gravitation (see satellite). In physics, the path followed by an electron within an atom. The planets follow elliptical orbits around the sun (see ellipse).
Note: Informally, something is “in orbit” when its actions are controlled by an external agency or force: “The countries of eastern Europe were once in the orbit of the Soviet Union.”