closed


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closed

1. (of a hunting season, etc.) close
2. Maths
a. (of a curve or surface) completely enclosing an area or volume
b. (of a set) having members that can be produced by a specific operation on other members of the same set

closed

With regard to a switch, closed is "on." Open is "off." See close.
References in classic literature ?
He swung a frightful raking blow for Tarzan that would have wiped his face away had it landed, but it did not land, for Tarzan ducked beneath it and closed, his long knife ready in one strong hand--the knife of his dead father, of the father he never had known.
It was approaching through the jungle in a semi-erect position, now and then placing the backs of its closed fists upon the ground--a great anthropoid ape, and, as it advanced, it emitted deep guttural growls and an occasional low barking sound.
With an ugly snarl he closed upon his defenseless victim, but ere his fangs had reached the throat they thirsted for, there was a sharp report and a bullet entered the ape's back between his shoulders.
Yes, from prison, perhaps, but not from the town; you will see, Van Deken, that the poor fellow will find the gate closed against him which he hoped to find open.
Some fellows then seized him by the feet, and dragged him into the crowd, into the middle of which one might have followed his bloody track, and he was soon closed in among the savage yells of malignant exultation.
Korak's eyes went wide and then they closed to narrow slits of rage as he stood glaring down upon the abysmal brute at his feet.
The prince again went to his bureau, glanced into it, fingered his papers, closed the bureau again, and sat down at the table to write to the governor.
He put the letter under the candlestick and closed his eyes.
Her face, turned up to the ceiling, had the eyes closed, as if she was wrapped in a deep sleep.
In a short time there would be but a tiny crack, and then even that would be closed, and for a long Barsoomian year the chamber would slowly revolve until once more for a brief day the aperture in its wall would pass the corridor's end.
He had thought that she felt for him only gratitude for his loyalty and then, in an instant, her barriers were all down, she was no longer a princess; but instead a--his reflections were interrupted by a sound from beyond the closed door.
With a prayer to her Maker she threw her hands above her head in the last effort of the drowning swimmer to clutch at even thin air for support--the current caught and swirled her downward toward the gorge, and, at the same instant her fingers touched and closed upon something which swung low above the water.