a recognized sequence of moves at the beginning of a game of chess | the act of entering |
the act of opening something | the act of beginning something new |
becoming open or being made open | something that provides access (to get in or get out) |
the first of a series of actions | something (manuscripts or architectural plans and models or estimates or works of art of all genres etc.) submitted for the judgment of others (as in a competition) |
a vacant or unobstructed space that is man-made | an item inserted in a written record |
an entrance equipped with a hatch; especially a passageway between decks of a ship | a written record of a commercial transaction |
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 | |