0 past simple and past participle of open
2 to move something to a position that is not closed, or to make something change to a position that is not closed:
3 If a shop or office opens at a particular time of day, it starts to do business at that time:
4 to make something available:
5 If you open a computer document or program, you make it ready to read or use:
These openings were covered with curtains which could be opened from behind.
The top three types remained completely dominant, but newer farmstead and harvest machines opened up the hierarchy further down.
Only those with influence in the city, guild and parish were handed keys, and only a few keys opened each chest or door.
From the very beginning, representatives of the government opened every meeting by presenting their proposals and obtaining approval of them from representatives of the associations.
The small intestine was opened longitudinally and examined for helminth parasites under a low power binocular microscope.
In choosing the latter he opened up the possibility of drawing on alia tuna musical profiles, and seized the opportunity three times.
Many of the papers in this volume have opened up new questions and new agendas.
A range of new questions has arisen, and the latest developments have indirectly opened up still wider areas of research.
