English
quadrantally
From quadrantal + -ly.
A compound of quadrantal + -ly
Proto-Indo-European *kʷetwṓr
…
Latin quattuor ‘four’
Latin quadrāns ‘a fourth’
Latin quadrantālis ‘quarter’
Latin quadrantal
English quadrantal
Today it means
adv In an arrangement of quadrants
Language periods are conventional ranges, not dates for this word.
Etymograph / quadrantally