D

Từ điển Oxford Learners Wordfinder Dictionary

D [D] noun, abbreviation, symbol BrE [diː] NAmE [diː]
noun (also d)countable, uncountable (pl. Ds, D's, d'sBrE [diːz] ; NAmE [diːz] )
1. the fourth letter of the English alphabet
•‘Dog’ begins with (a) D/‘D’.
2. D (music)the second note in the ↑scale of C ↑major
3. Dthe fourth highest mark/grade that a student can get for a piece of work, showing that it is not very good
•He got (a) D/‘D’ in/for Geography.
see also ↑D-Day
 
abbreviation (also D. especially in NAmE) (in politics in the US)
Democrat; Democratic
 
symbol
the number 500 in ↑Roman numerals
 

• Từ đồng nghĩa / Synonyms:
  five hundred, 500, D, vitamin D, calciferol, viosterol, ergocalciferol, cholecalciferol