SD

¹

abbreviation for

1. the intelligence and counterespionage service of the Nazi SS.

S.D.

²

abbreviation for

1. doctor of science.

SD

³

abbreviation for

1. sea-damaged.
2. South Dakota (approved especially for use with zip code).
3. Statistics. standard deviation ( def ).

S.D.

⁴

abbreviation for

1. sea-damaged.
2. senior deacon.
3. South Dakota.
4. special delivery.
5. Statistics. standard deviation.

sd.

⁵

abbreviation for

1. sound.

S/D

⁶

abbreviation for

1. school district.
2. sight draft.

s.d.

⁷

abbreviation for

1. sine die.
2. Statistics. standard deviation.

SD

¹

abbreviation for

1. South Dakota
2. Alsosd statistics standard deviation

abbreviation for

1. Swaziland (international car registration)

sd

²

the internet domain name for

1. Sudan

sd

³

abbreviation for

1. sine die
2. sound
3. philosophy sense datum

Word History and Origins

Origin of SD¹

From the German word Sicherheitsdienst

Origin of SD²

From Latin Scientiae Doctor

Example Sentences

I walked into the Dodgers’ team store the other day and asked whether I could buy any “Beat SD” merchandise.

From Los Angeles Times

"We use these teeny recorders with an SD card that are specifically designed for recording wildlife acoustics," Ripa said.

From Science Daily

As with Kennedy, cases typically arise in midlife, though increased recognition of SD has led to more people being diagnosed at younger ages.

From Los Angeles Times

A significant portion of Byju's revenue came from the sale of hardware such as tablets, SD cards, and laptops hosting its educational content.

From BBC

Mirasol turned over his electronics, including SD cards, an Android cellphone, a camera and an Apple Watch.

From Seattle Times