英和和英

語源

From one +‎ way. First attested in 1906 in reference to one-way tickets; 1914 in reference to one-way streets; 1940 in reference to one-way mirrors.

発音

• IPA: /wʌn.weɪ/, enPR: wŭnʹwāʹ
• The stress can fall on either syllable, or on each syllable equally, with no distinction in meaning.

形容詞

one-way (not comparable)

1. Allowing movement, vision, etc. in only one direction; unidirectional.

   Antonyms: two-way, bidirectional

   one-way mirror

   The town centre is now a system of one-way streets.

   • 2017, Di Zou, James Lambert, “Feedback methods for student voice in the digital age”, in British Journal of Educational Technology, volume 48, number 5, page 1087:

     Traditional feedback collection through pen-and-paper questionnaires and oral reports usually only supplies one-way feedback, from student to teacher.

2. Allowing travel in only one direction.

   Antonyms: round-trip, return

   I bought a one-way ticket to Leeds.

3. (computer science) Of a function: easy to compute for every input, but hard to invert given the image of a random input.

派生語

• one-way mirror
• one-way street
• one-way ticket

動詞

one-way (third-person singular simple present one-ways, present participle one-waying, simple past and past participle one-wayed)

1. (agriculture) To use a disc harrow to turn the soil and kill weeds, in preparation for planting seeds.
   • 1935, Report of the Chief of the Soil Conservation Service, page 58:

     Over a period of 10 years, the average yield under stubble-mulch tillage has been 10 percent greater than under one-waying with continuous wheat, and 14 percent greater than under one-waying with wheat on fallow.