English version

D in Numbers topic

From Longman Dictionary of Contemporary EnglishDD, d /diː/ (plural D’s, d’s) noun  1 [countable, uncountable]SLA the fourth letter of the English alphabet2 [countable, uncountable]APM the second note in the musical scale of C major or the musical key based on this note3 [countable]SE a mark given to a student’s work to show that it is not very good I got a D in history last semester.4 HMNthe number 500 in the system of roman numerals D and C
Examples from the Corpus
DAbraham Lincoln, for example, was a D & B credit reporter.