lineal

Definitions of lineal
1

adj in a straight unbroken line of descent from parent to child

lineal ancestors”
lineal heirs”
Synonyms:
direct
matrilineal, matrilinear
based on or tracing descent through the female line
patrilineal, patrilinear
based on or tracing descent through the male line
unilateral
tracing descent from either the paternal or the maternal line only
related
connected by kinship, common origin, or marriage
Antonyms:
collateral, indirect
descended from a common ancestor but through different lines
related
connected by kinship, common origin, or marriage
show more antonyms...

adj arranged in a line

Synonyms:
linear, one-dimensional
of or in or along or relating to a line; involving a single dimension

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.