Definition: the quality of being united into one
Main entry: one, single, I, unity, 1, ace
Definition: the smallest whole number or a numeral representing this number
Usage: he has the one but will need a two and three to go with it; they had lunch at one
Main entry: integrity, wholeness, unity
Definition: an undivided or unbroken completeness or totality with nothing wanting
Usage: the integrity of the nervous system is required for normal development; he took measures to insure the territorial unity of Croatia