D−
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See also: D- and Appendix:Variations of "d"
Translingual[edit]
Alternative forms[edit]
- D−
- D-
Etymology[edit]
Symbol[edit]
D−
Coordinate terms[edit]
- D+ — the positive ion of deuterium
- D — neutral deuterium radical
- H− (H-) — the first negative ion of protium
- H — neutral protium radical
- H+ (p) — the positive ion of protium
- T− (T-) — the first negative ion of tritium
- T — neutral tritium radical
- T+ — the positive ion of tritium
- H− (H-) — the first negative ion of hydrogen
- H — neutral hydrogen radical
- H+ — the positive ion of hydrogen
English[edit]
Pronunciation[edit]
Noun[edit]
D− (plural D−'s)
- An academic grade given by certain institutions. Slightly better than an F+ and slightly worse than a D.