lengthiness

Noun lengthiness has 2 senses

• lengthiness(n = noun.attribute) extension, prolongation - amount or degree or range to which something extends; "the wire has an extension of 50 feet"
is a kind of longness
has particulars: coextension

• lengthiness(n = noun.attribute) continuation, prolongation, protraction - the consequence of being lengthened in duration;
is a kind of duration, length
has particulars: fermata
Derived form adjective lengthy₁