Antonyms of adj lineal

2 senses of lineal

Sense 1
lineal (vs. collateral), direct -- (in a straight unbroken line of descent from parent to child; "lineal ancestors"; "lineal heirs"; "a direct descendant of the king"; "direct heredity")

collateral (vs. lineal), indirect -- (descended from a common ancestor but through different lines; "cousins are collateral relatives"; "an indirect descendant of the Stuarts")

Sense 2
lineal -- (arranged in a line)

INDIRECT (VIA cubic, linear) -> planar, two-dimensional -- (involving two dimensions)
INDIRECT (VIA linear, planar) -> cubic, three-dimensional -- (having three dimensions)

Similarity of adj lineal

2 senses of lineal

Sense 1
lineal (vs. collateral), direct -- (in a straight unbroken line of descent from parent to child; "lineal ancestors"; "lineal heirs"; "a direct descendant of the king"; "direct heredity")
       => matrilineal, matrilinear -- (based on or tracing descent through the female line; "matrilineal inheritance")
       => patrilineal, patrilinear -- (based on or tracing descent through the male line; "a patrilineal society")
       => unilateral -- (tracing descent from either the paternal or the maternal line only)
          Also See-> related#2

Sense 2
lineal -- (arranged in a line)
       => linear (vs. planar) (vs. cubic), one-dimensional -- (of or in or along or relating to a line; involving a single dimension; "a linear measurement")