A coheir, or one of two or more persons to whom an estate of inheritance descends jointly, and by whom it is held as one estate.
Webster 1828 Edition
Parcener
P`ARCENER
,
Noun.
[L. pars.] Parcener or co-parcener is a co-heir, or one who holds lands by descent from an ancestor in common with another or with others; as when land descends to a man's daughters, sisters, aunts, cousins, or their representatives. In this case, all the heirs inherit as parceners or co-heirs.