baleens
plural of baleen
(algebra, order theory) A bounded distributive lattice equipped with an involution (typically denoted ¬ or ~) which satisfies De Morgan's laws.
(informal, humorous) A state of economic recession, regarded as a disease or ailment.
plural of beetrave
博物館の展示には、座礁したクジラから回収された複数のひげ板が展示されていた。
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