copper number

noun

Definition of copper number

: a number that expresses the amount of copper reduced from the cupric to the cuprous state (as in Fehling solution) by a given amount of cellulose material and that is useful as a measure of purity especially in relation to strength and resistance to chemical deterioration of paper and other cellulose products

Comments on copper number

What made you want to look up copper number? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

deke

to fake an opponent out of position

Test Your Vocabulary

Where in the World? A Quiz

What language does pajama come from?

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ