What is the meaning of Vario?

Variometer

first-person singular present indicative of variar

first-person singular present indicative of variar

varied, various

diversity

first-person singular present indicative of variare

to diversify, variegate, change, transform, make different or various, alter, vary, interchange

to be diversified or variegated; to waver, change, alter, vary

(intransitive, in relation to opinion) to disagree, discord, dissent

dative/ablative masculine/neuter singular of varius

genitive singular of vãris (“copper”)

first-person singular present indicative of variar

pre-reform spelling (used until 1943 in Brazil and 1911 in Portugal) of vário

active past participle of variti

various

varied

Source: wiktionary.org