a recognized sequence of moves at the beginning of a game of chess | the process of taking food into the body through the mouth (as by eating) |
the act of opening something | the act of inhaling; the drawing in of air (or other gases) as in breathing |
becoming open or being made open | an opening through which fluid is admitted to a tube or container |
the first of a series of actions | |
a vacant or unobstructed space that is man-made | |
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 | |