Alternative form of 元

long cylindrical things such as glasses of drink, pairs of jeans, pens or trains and buses / films or TV shows / home runs or goals / rounds of a match in boxing, wrestling or judo

current, this, the matter in question / original, actual, base

book / this / main / real / actual / true

(relativity) the theory of relativity

(rare) duality

influenza

corrosion resistance

(medicine) venereal disease (VD), sexually transmitted disease (STD)

(algebra) homogeneity