Definitions
1.Verbpresent participle and gerund of open
2.AdjectivePertaining to the start or beginning of a series of events."The opening theme of Beethoven's Fifth Symphony is, perhaps, the most recognizable in all of European art music.; The opening act of the battle for Fort Sumter was the firing of a single 10-inch mortar round from Fort Johnson at 4:30 a.m. on April 12, 1861, by Lt. Henry S. Farley, who acted upon the command of Capt. George S. James, which round exploded over Fort Sumter as a signal to open the general bombardment from 43 guns and mortars at Fort Moultrie, Fort Johnson, the floating battery, and Cummings Point."
3.AdjectiveOf the first period of play, usually up to the fall of the first wicket.
4.AdjectiveOf the batsman who opens the innings or of a bowler who opens the attack.
5.NounAn act or instance of making or becoming open."The daily openings of the day lily bloom gives it its name.; He remembered fondly the Christmas morning opening of presents."
6.NounA gap permitting passage through."A salamander darted out of an opening in the rocks.; He slipped through an opening in the crowd."
7.NounAn act or instance of beginning."There have been few factory and store openings in the US lately.; Their opening of the concert with Brass in Pocket always fires up the crowd."
8.NounSomething that is a beginning.
The first performance of a show or play by a particular troupe."They were disappointed at the turnout for their opening, but hoped that word would spread.; John spends two hours a day studying chess openings, and another two hours studying endgames."
9.NounThe first performance of a show or play by a particular troupe."They were disappointed at the turnout for their opening, but hoped that word would spread."
10.NounThe initial period when an art exhibition, fashion show, etc. is first opened, especially the first evening.
11.NounThe first few measures of a musical composition.
12.NounThe first few moves in a game."John spends two hours a day studying chess openings, and another two hours studying endgames."
13.NounA vacant position, especially in an array."Are there likely to be any openings on the Supreme Court in the next four years?; If you'd like to make a booking with us, we have an opening at twelve o'clock.; The only two-hour openings for the hockey rink are between 1AM and 5AM.; We have an opening in our marketing department."
14.NounA time available in a schedule."If you'd like to make a booking with us, we have an opening at twelve o'clock.; The only two-hour openings for the hockey rink are between 1AM and 5AM."
15.NounAn unoccupied employment position."We have an opening in our marketing department."
16.NounAn opportunity, as in a competitive activity.
17.NounIn mathematical morphology, the dilation of the erosion of a set.