Dictionary

1d

noun, often capitalized often attributive \ˈdē\

: the fourth letter of the English alphabet

: a musical note or key referred to by the letter D : the second tone of a C-major scale

: a grade that is given to a student for doing poor work

plural d's or ds \ˈdēz\

Full Definition of D

1
a :  the 4th letter of the English alphabet
b :  a graphic representation of this letter
c :  a speech counterpart of orthographic d
2
:  five hundred — see number table
3
:  the second tone of a C-major scale
4
:  a graphic device for reproducing the letter d
5
:  one designated d especially as the fourth in order or class
6
a :  a grade rating a student's work as poor in quality
b :  one graded or rated with a D
7
:  something shaped like the letter D; specifically :  a semicircle on a pool table about 23 inches in diameter for use especially in snooker
8
capitalized
a :  defense 2b <play tough D>
b :  defense 4b

Examples of D

  1. Many people who are learning to read confuse b's and d's.
  2. names that start with d
  3. The song is in the key of D.
  4. She got a D on her chemistry test.

First Known Use of D

before 12th century

Other Alphabet Terms

cuneiform, linear, minuscule, pictograph, rune, symbology, wedge

Rhymes with D

2d

abbreviation

Definition of D

1
date
2
daughter
3
day
4
dead; deceased
5
deci-
6
degree
7
[Latin denarius, denarii] penny; pence
8
depart; departure
9
diameter
10
differential
11
dimensional
12
distance
13
dorsal
14
drive; driving

1D

abbreviation

Definition of D

1
Democrat
2
derivative
3
Dutch

2D

symbol

Definition of D

deuterium

d

abbreviation    (Medical Dictionary)

Medical Definition of D

1
dalton
2
date
3
daughter
4
day
5
dead
6
deceased
7
deciduous
8
degree
9
density
10
developed
11
deviation
12
dexter
13
diameter
14
died
15
diopter
16
disease
17
divorced
18
dorsal
19
dose
20
duration
May 26, 2015
sacrilegious Hear it
grossly irreverent
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