Unity
WordNet
noun
(1) The quality of being united into one
(2) The smallest whole number or a numeral representing this number
"He has the one but will need a two and three to go with it"
"They had lunch at one"
(3) An undivided or unbroken completeness or totality with nothing wanting
"The integrity of the nervous system is required for normal development"
"He took measures to insure the territorial unity of Croatia"
WiktionaryText
Etymology
From unité, from unitas, from adjective + noun of state suffix
Noun
- oneness; state of being one or undivided; united in mind or purpose
- any of the three classical rules of drama (unity of action, unity of place, and unity of time)
- any element of a set or field that behaves under a given operation as the number 1 behaves under multiplication