dc

word

/ˌdiˈsi/
dee-SEE
/dˌiːsˈiː/
dee-SEE

Definition

"DC" usually stands for "direct current," which is a type of electrical current that flows in only one direction. It can also mean "District of Columbia," the area in the United States where Washington, D.C. is located.

Usage & Nuances

In technical or engineering contexts, "DC" refers to electricity or electronics (as in "DC power"). In geography or politics, it means Washington, D.C. (the U.S. capital). The meaning depends on context. Don’t confuse with "AC" (alternating current).

Example Sentences

This battery provides DC power.

basic

We visited DC last summer.

basic

Some small devices use DC instead of AC.

basic

Is your laptop charger DC or AC?

natural

Most solar panels generate DC that needs to be converted to AC for home use.

natural

My brother just moved to DC for his new job.

natural