What are some seven-letter units of measurement?

25 of the 269 units of measurement in Icillion have exactly 7 letters, for example Celsius, Calorie and Century.

Which seven-letter units of measurement start with C?

C is the most common first letter here, with 5 names, such as Calorie, Candela, Celsius, Century and Coulomb.

Science · lists

These are the seven-letter units of measurement in Icillion: 25 names, from “Calorie” to “Stadion”.

25 of the 269 units of measurement have exactly 7 letters (9%).
Most start with C (5), S (4) and L (3).
Only names of one word are counted, and only their letters: spaces, hyphens and apostrophes are not.

What are some seven-letter units of measurement?: 25 of the 269 units of measurement in Icillion have exactly 7 letters, for example Celsius, Calorie and Century.
Which seven-letter units of measurement start with C?: C is the most common first letter here, with 5 names, such as Calorie, Candela, Celsius, Century and Coulomb.

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Seven prompts a day, twenty seconds each. Obvious answers float on the tip of the iceberg; rare ones sink all the way to the trench.