How to use Constantan in a sentence as a noun

If you are "educated", then you are "supposed to" pronounce the middle constantans, as skipping them is considered "lazy". I'm not making a value judgement, but reporting that this is what parents often tell their kids in private.

Constantan definitions

noun

an alloy of copper and nickel with high electrical resistance and a low temperature coefficient; used as resistance wire

See also: Eureka