13-letter words starting with open
- open a bottle — If you open a bottle, you remove the cork or cap.
- open adoption — an arrangement in which contact is maintained or allowed between a child's adoptive and biological parents.
- open and shut — immediately obvious upon consideration; easily decided: an open-and-shut case of murder.
- open brethren — one of the two main divisions of the Plymouth Brethren that, in contrast to the Exclusive Brethren, permits contacts with members outside the sect
- open diapason — a full, rich outpouring of melodious sound.
- open fracture — compound fracture.
- open interval — (mathematics) A type of interval (range of numbers) that does not include either of its endpoints. For example, when mixing red and blue paint, the proportion of red lies in the interval 0% to 100% but can't be exactly 0% or 100% or it wouldn't be a mixture.
- open juncture — a transition between successive sounds marked by a break in articulatory continuity, as by a pause or the modification of a preceding or following sound, and often indicating a division between words; presence of juncture (opposed to close juncture). Also called plus juncture. Compare close juncture, juncture (def 7a), terminal juncture.
- open learning — a system of further education on a flexible part-time basis
- open marriage — a marriage in which the partners agree that each is free to have sexual relationships with other partners.
- open position — Music. the arrangement of a chord with wide intervals between the parts.
- open question — question: invites long answer
- open registry — ship registration under a national flag available to all ships regardless of nationality.
- open sandwich — a sandwich served on only one slice of bread, without a covering slice.
- open sentence — Mathematics. an equation or inequality containing one or more variables in which its truth or falsehood depends upon the values assumed by the variables in a particular instance, as the equation x + 3 = 8.
- open universe — a model of the universe in which the universe expands forever because there is not enough mass to counteract the expansion by means of gravitational attraction.
- open-and-shut — immediately obvious upon consideration; easily decided: an open-and-shut case of murder.
- open-standard — (of computer programs, codes, etc) freely available to all users
- open-timbered — constructed so that the timbers are exposed.
- openendedness — not having fixed limits; unrestricted; broad: an open-ended discussion.
- openheartedly — Alt form open-heartedly.
- opening hours — Opening hours are the times during which a shop, bank, library, or bar is open for business.
- opening night — the first performance of a theatrical attraction, taking place in the evening: The audience was full of celebrities on opening night.
- openmouthedly — in a manner filled with amazement and wonder
- opentransport — (networking) (OT) A complete reimplementation of all levels of the Macintosh networking code including "Classic" AppleTalk and MacTCP. It appeared in MacOS revision 7.5.3 [or earlier? Date?].
On this page, we collect all 13-letter words starting with OPEN. It’s easy to find right word with a certain length. It is the easiest way to find 13-letter word that beginning with OPEN to use in Scrabble or Crossword puzzles.