Aviation. the point in a flight at which an aircraft will lack sufficient fuel to return to its starting point.
the critical point in an undertaking, decision-making process, etc., where one has committed oneself irrevocably to a course of action or policy.
a point at which an irreversible commitment must be made to an action, progression, etc
a point in a journey at which, if one continues, supplies will be insufficient for a return to the starting place
The place in a course of action beyond which reversal is not possible. For example, Once the contract is signed, we’ve reached the point of no return. This expression comes from aviation, where it signifies the point where an aircraft does not have enough fuel to return to the starting point. [ c. 1940 ]
noun, Parliamentary Procedure. 1. a question raised as to whether proceedings are in order, or in conformity with parliamentary law. noun (pl) points of order 1. a question raised in a meeting or deliberative assembly by a member as to whether the rules governing procedures are being breached
- Point of ossification
point of ossification n. The site of earliest bone formation via accumulation of osteoblasts within connective tissue or of earliest destruction of cartilage before onset of ossification.
- Point of presence
(PoP) A site where there exists a collection of telecommunications equipment, usually modems, digital leased lines and multi-protocol routers. An Internet access provider may operate several PoPs distributed throughout their area of operation to increase the chance that their subscribers will be able to reach one with a local telephone call. The alternative is for […]
[point-uh v-pur-chuh s] /ˈpɔɪnt əvˈpɜr tʃəs/ adjective 1. designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.