How many centigrams are in one dram?

One avoirdupois dram equals approximately 177.18 centigrams. This comes from 1 dram being about 1.7718 grams and 1 centigram being 0.01 grams.

Is either unit commonly used today?

Neither is standard in modern practice. The dram survives in a few American cooking references and ammunition contexts. The centigram is largely absent from everyday measurement, overshadowed by milligrams and grams.

What was the dram used for historically?

The avoirdupois dram was used for weighing spices, small trade goods, and some pharmaceutical ingredients in British and American commerce from the medieval period through the early 20th century.

Drams to Centigrams (dr to cg) Converter

1 dr = 177.1845 cg

1 Dram equals 177.1845 Centigrams (1 dr = 177.1845 cg). Convert Drams to Centigrams with formula, table, and examples.

One dram equals approximately 177.18 centigrams. The avoirdupois dram (about 1.772 grams) converts cleanly to centigrams because the centigram (0.01 grams) divides neatly into the dram's gram value. This conversion bridges an obsolete English trading unit with a seldom-used metric sub-unit, creating a meeting of two measurement system outcasts.

How to Convert Drams to Centigrams

cg = dr × 177.1845195313

Multiply the value in Drams by 177.1845195313

Take your value in Drams
Multiply by 177.1845195313
Read the result in Centigrams

Common Drams to Centigrams Conversions

Drams (dr)	Centigrams (cg)	Status
0.1 dr	17.718 cg
0.25 dr	44.296 cg
0.5 dr	88.592 cg
1 dr	177.185 cg
2 dr	354.369 cg
5 dr	885.923 cg
10 dr	1,771.845 cg
16 dr	2,834.952 cg
25 dr	4,429.613 cg
50 dr	8,859.226 cg
100 dr	17,718.452 cg
256 dr	45,359.237 cg
500 dr	88,592.26 cg
1,000 dr	177,184.52 cg

Good to Know About Drams to Centigrams Conversion

The centigram and the dram share the fate of being 'technically valid but practically abandoned.' The centigram was born into redundancy - milligrams and grams covered its range already. The dram was born into utility but outlived its era. One never had a purpose; the other lost its purpose. Their conversion is the mathematical handshake of two units passing each other on the way to obscurity.

Drams to Centigrams: What You Need to Know

A dram of ground black pepper weighs about 177 centigrams. Historical spice merchants who sold pepper by the dram were dealing in quantities that modern chemists might express as 177 centigrams on a laboratory balance. Neither unit is standard today - pepper is now sold by the gram or ounce, and centigrams appear mainly in textbooks.

What is a Dram? dr

A dram (avoirdupois) is a unit of mass equal to 1/16 of an ounce or 1/256 of a pound (1.7718451953125 grams). Historically used in pharmacy and old cooking recipes.

Imperial historical pharmacy old recipes whisky measurement

Learn more about Dram →

What is a Centigram? cg

A centigram is one hundredth of a gram. It is a metric unit rarely used in everyday life but appears in some scientific and educational contexts.

Metric scientific measurement education

Learn more about Centigram →

Going the other way? Use our Centigrams to Drams converter.

Drams to Centigrams FAQ

One avoirdupois dram equals approximately 177.18 centigrams. This comes from 1 dram being about 1.7718 grams and 1 centigram being 0.01 grams.
Neither is standard in modern practice. The dram survives in a few American cooking references and ammunition contexts. The centigram is largely absent from everyday measurement, overshadowed by milligrams and grams.
The avoirdupois dram was used for weighing spices, small trade goods, and some pharmaceutical ingredients in British and American commerce from the medieval period through the early 20th century.

Non-Frequently Asked Questions About Drams to Centigrams

Questions nobody should ask - but someone did.

They might be the least popular pair in any conversion table. The dram is obsolete in most contexts. The centigram is ignored in most contexts. Their conversion factor of 177.18 is known to essentially nobody. Together they form a conversion that exists purely because comprehensive tables demand it.
The merchant would say 'one dram of nutmeg.' The chemist would say '1,772 milligrams of myristicin-containing material.' Neither would naturally say '177 centigrams' because neither culture ever adopted that unit. They would need a translator not for language but for measurement systems.
It faces stiff competition. But 177.18 centigrams per dram has the unique distinction of connecting two units that nobody champions. Other obscure conversions at least involve one popular unit (grams, pounds, ounces). This one features two B-listers in a film nobody watches.