quadrantallyadv.
/kwɒˈdrantl̩i/, /kwɒˈdrantəli/, /kwəˈdrantəli/, U.S. /kwɑˈdræn(t)l̩i/ In a quadrantal arrangement; with reference to quadrants.
ΚΠ
1856 J. W. Draper Human Physiol. ii. iv. 514 In the latter the male and female portions are quadrantally arranged.
1865 B. F. Isherwood Exper. Res. Steam Engin. II. 348 The crown of the furnace is a curve of three radii;..the side ones..connect the centre portion of the crown quadrantally with the vertical sides of the furnace.
1978 R. V. Jones Most Secret War xviii. 152 They were probably each 3.5 kilometres long x 2 kilometres wide, situated quadrantally about the aiming point.
2005 P. D. Cristea in E. R. Dougherty et al. Genomic Signal Processing & Statistics i. 35 The mapping of nucleotides to quadrantally symmetric complex numbers.
This is a new entry (OED Third Edition, December 2007; most recently modified version published online March 2022).
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adv.1856