Simple Definition of opening
: a hole or empty space that you can go through
: the first part of something
: the first time that something happens
Full Definition of opening
1 a : an act or instance of making or becoming open b : an act or instance of beginning : commencement; especially : a formal and usually public event by which something new is put officially into operation
2 : something that is open: as a (1) : breach, aperture (2) : an open width : span b : an area without trees or with scattered usually mature trees that occurs as a break in a forest c : two pages that face one another in a book
Examples of opening
the opening of a cave
They squeezed through a narrow opening between the fence and an oak tree.
The enemy's troops poured through an opening in our defenses.
We went to the play's opening.
First Known Use of opening
Medical Definition of opening
1: an act or instance of making or becoming open
2: something (as an anatomical aperture) that is open or opens
Learn More about opening
Thesaurus: All synonyms and antonyms for "opening" Medical Dictionary: Definition of "opening" Spanish Central: Translation of "opening" Nglish: Translation of "opening" for Spanish speakers Britannica English: Translation of "opening" for Arabic speakers Britannica.com: Encyclopedia article about "opening"
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