quinoidine

As a noun quinoidine

is (chemistry|dated) a brownish resinous substance obtained as a by-product in the treatment of cinchona bark.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between terms and quinoidine

is that terms is while quinoidine is (chemistry|dated) a brownish resinous substance obtained as a by-product in the treatment of cinchona bark.

As nouns the difference between quinidine and quinoidine

is that quinidine is an isomer of quinine that is used as an antiarrhythmic agent while quinoidine is a brownish resinous substance obtained as a by-product in the treatment of cinchona bark.

As nouns the difference between bark and quinoidine

is that bark is (three-masted vessel) while quinoidine is (chemistry|dated) a brownish resinous substance obtained as a by-product in the treatment of cinchona bark.

As a proper noun cinchona

is .

As a noun quinoidine is

(chemistry|dated) a brownish resinous substance obtained as a by-product in the treatment of cinchona bark.

As an adjective resinous

is of, or pertaining to, resin.

As a noun quinoidine is

a brownish resinous substance obtained as a by-product in the treatment of cinchona bark.

Chinoidine is an alternative form of quinoidine.

As nouns the difference between chinoidine and quinoidine

is that chinoidine is while quinoidine is (chemistry|dated) a brownish resinous substance obtained as a by-product in the treatment of cinchona bark.