a recognized sequence of moves at the beginning of a game of chess | an opening (in a wall or ship or armored vehicle) for firing through |
the act of opening something | (computer science) computer circuit consisting of the hardware and associated circuitry that links one device with another (especially a computer and a hard disk drive or other peripherals) |
becoming open or being made open | the left side of a ship or aircraft to someone who is aboard and facing the bow or nose |
the first of a series of actions | sweet dark-red dessert wine originally from Portugal |
a vacant or unobstructed space that is man-made | a place (seaport or airport) where people and merchandise can enter or leave a country |
an entrance equipped with a hatch; especially a passageway between decks of a ship | |
an aperture or hole that opens into a bodily cavity | |
a possible alternative | |
the initial part of the introduction | |
the first performance (as of a theatrical production) | |
a ceremony accompanying the start of some enterprise | |
an open or empty space in or between things | |
opportunity especially for employment or promotion | |