Thesaurus.com
Dictionary.com
Definitions

opener

[oh-puh-ner] / ˈoʊ pə nər /










NOUN
master key
Synonyms






Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Guillermo Ochoa, who will be playing in his sixth World Cup with Mexico, is considered by many to be the ideal experienced goalkeeper to use during the opener, when nerves are sure to be high.

From Los Angeles Times • Jun. 11, 2026

A nation will be hoping he's still smiling in the wake of their opener against Haiti, Scotland's first World Cup game since the great thoroughbred in their midfield was barely out of nappies.

From BBC • Jun. 10, 2026

On Friday, our attention will turn to the U.S. opener against Paraguay in Los Angeles.

From The Wall Street Journal • Jun. 10, 2026

The United States team are preparing for their opener against Paraguay in Los Angeles on Friday, and one of their own players warned that they need to improve at football's dark arts.

From Barron's • Jun. 10, 2026

Plus, since my apartment, though rented as “furnished,” contained almost no kitchen items when I moved in, I was forced to acquire my own inventory of spatula, can opener, “utility knife,” broom, etc., at Wal-Mart.

From "Nickel and Dimed: On (Not) Getting By in America" by Barbara Ehrenreich




Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "opener" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com