Definition of one-way in English:

one-way

Syllabification: one-way

adjective

  • 1Moving or allowing movement in one direction only: a one-way valve
    More example sentences
    • This means that coffee should be packed in an airtight foil laminated bag with a one-way air valve to allow the bag to de-gas.
    • Tension pneumothorax occurs when pleural damage results in a one-way valve phenomenon allowing air to enter, but not exit, the pleural space.
    • At the beginning of expiration, you tum the valve creating a one-way valve that only allows expiratory airflow.
  • 1.1(Of a road or system of roads) along which traffic may pass in one direction only.
    More example sentences
    • Off to the west is what was once Legion Avenue, where steady streams of cars and trucks barrel in from the suburbs or head out to them along twin one-way roads given over entirely to traffic.
    • It includes a signposted route along Sim Balk Lane and a one-way system along Campleshon Road and Knavesmire Road which was starting earlier than for Ascot.
    • New Town's ward councillors are now surveying residents to get their views on a one-way system along both Harsnett Road and the neighbouring Morant Road.
  • 1.2(Of a ticket) allowing a person to travel to a place but not back again.
    More example sentences
    • And she said insult was added to injury when the company tried to make amends by sending her a single one-way travel voucher without a return ticket.
    • According to Adams, the 14 men traveled on Northwest Airlines flight #327 using one-way tickets.
    • Because of wrong information 49-year-old Jim had been given in the US, she didn't realise her one-way ticket would cause so much trouble.
  • 1.3(Of glass or a mirror) seen as a mirror from one side but transparent from the other.
    More example sentences
    • Prior to testing, stimulus males were kept for some days in aquaria with a one-way mirror on one side to acclimatize them with their reflected image.
    • A number of descriptions of a transparent press had a one-way mirror feel to them: We editors will explain to you readers what we think you should know about us.
    • Much to the enjoyment of the no-longer-bored guard on the other side of the one-way mirror, Mike and Martina share a deep, passionate kiss.
  • 1.4Denoting a relationship in which all the action or contribution of a particular kind comes from only one member: interaction between the organism and the environment is not a one-way process
    More example sentences
    • With Washington's latest move in regard to Libya, it would be understandable if many Bulgarians believed that the relationship is somewhat one-way.
    • It will reinforce the idea that this is a bit of a one-way relationship.
    • On the Web, those kinds of one-way relationships come down a notch.

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