nounπShareA playing card that is the only one of its suit in a hand, especially at bridge."At the bridge club meeting, Sarah had the singleton of hearts, meaning she was the only one holding a heart ace. "gameChat with AIVocabulary GamePractice Reading
nounπShareA hand containing only one card of a certain suit.""Holding only the Queen of Spades, Maria had a spade singleton and hoped someone else would lead the suit." "gameChat with AIVocabulary GamePractice Reading
nounπShareA single object, especially one of a group."Even though the puzzle box had many puzzle pieces, one red piece was a singleton; it was the only one of its kind. "groupthingtypeChat with AIVocabulary GamePractice Reading
nounπShareA class that may not be instantiated more than once, i.e. that implements the singleton design pattern."The database connection in this application is a singleton, ensuring that all parts of the program use the same connection and avoid conflicts. "computingtechnologytypestructurefunctionChat with AIVocabulary GamePractice Reading
nounπShareA set with exactly one element."The set of students who received a perfect score on the test was a singleton, containing only Sarah. "mathlogicelementnumberChat with AIVocabulary GamePractice Reading
nounπShareA child or animal that is born singly, not as a twin or other multiple birth."singleton preterm birth"familyanimalbiologyChat with AIVocabulary GamePractice Reading
nounπShareA person without a romantic partner."Maria enjoyed the potluck but felt a bit out of place as the only singleton among all the couples. "personhumanfamilyChat with AIVocabulary GamePractice Reading
nounπShareA person without a dissociative identity."After years of misdiagnosis, Sarah was relieved to learn she was a singleton, not suffering from dissociative identity disorder as previously thought. "mindpersonhumanChat with AIVocabulary GamePractice Reading
nounπShareA single consonant, as opposed to a geminated consonant."singleton sonorants"languagephoneticslinguisticsgrammarChat with AIVocabulary GamePractice Reading
