scalar boson
(informal, sports) To prepare to play a field sport; to take up playing a field sport.
(transitive) To consign to oblivion; to efface utterly.
(physics) A boson which has zero spin.
(algebra, databases) A type of join, denoted by ▷, such that R▷S yields only those tuples in R for which S has no corresponding tuple of the same value.
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