lectionary

As a noun lectionary

is a book or listing that contains a collection of readings for christian worship.

As an adjective false is

(label) one of two states of a boolean variable; logic.

As a noun lectionary

is a book or listing that contains a collection of readings for christian worship.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between sacramentary and lectionary

is that sacramentary is an ancient book of the roman catholic church, containing the rites for mass, the sacraments, etc while lectionary is a book or listing that contains a collection of readings for christian worship.

As an adjective sacramentary

is of or pertaining a sacrament or the sacraments; sacramental.

Sectionary is likely misspelled.

Sectionary has no English definition.

As a noun lectionary

is a book or listing that contains a collection of readings for Christian worship.