Clopen
//ˈkləʊ̯.pən// adj, noun
adj, noun ·Rare ·Advanced level
Definitions
Noun
- 1 A pair of work shifts in which a worker works a closing shift one day and then works an opening shift the following day.
"James is on vacation, so I've got to do a clopen this weekend to cover his shifts."
Adjective
- 1 Both open and closed. not-comparable
"A subset of a metric space is clopen iff it is both closed and open. A metric space is called zero-dimensional iff there is a base for the open sets consisting of clopen sets."
Example
More examples"A subset of a metric space is clopen iff it is both closed and open. A metric space is called zero-dimensional iff there is a base for the open sets consisting of clopen sets."
Etymology
Blend of closed + open.
More for "clopen"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.