Senior Member
English-Ireland (top end)
Term: (A word or expression you have seen in writing)

Your definition or explanation:
See separateness OR separateDness?

Example: (An example of the term in use)
Suppose f:X→Y is a morphism of finite type between locally noetherian schemes. The valuative criterion for separatedness (resp. properness) says roughly that f is a separated (resp. proper) morphism if and only if the following condition holds:

One or more places you have seen the term: (Please give URLs/links to web pages, or a full description of a print publication.)
There are many:

Have you looked for this term or meaning in dictionaries, and not found it? Yes ___X_ No ___
  • I've heard of it before - hadn't thought of it being a neologism!:)

    Separateness - the fact of being separate.
    Separatedness - the fact of being separated.
    The original discussion is about psychotherapy, but the given examples are of a mathematical term. This shows the existence of the spelling but is it the same word? I feel a separateDness and I'm not getting a sense of completeDness. :)