TermCymru

Results are displayed in Welsh alphabetical order A-Y
Welsh: osôn
English: ozone
Status A
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 11 July 2019
Welsh: osôn ar lefel y ddaear
English: ground level ozone
Status C
Subject: Environment
Part of speech: Noun, Masculine, Singular
Last updated: 6 December 2005
Welsh: osôn ar lefel y ddaear
English: ground-level ozone
Status B
Subject: Environment
Part of speech: Noun, Masculine, Singular
Context: Nid yw osôn ar lefel y ddaear (O3) yn cael ei allyrru’n uniongyrchol, ond mae’n llygrydd eilaidd a ffurfir gan adweithiau cemegol yn yr atmosffer. Mae’r crynodiadau ar eu huchaf yn yr haf. Gall O3 deithio pellteroedd hir a chyrraedd crynodiadau uchel ymhell i ffwrdd o ffynhonnell y llygryddion gwreiddiol.
Last updated: 16 September 2024
Welsh: Rheoliadau Ansawdd Aer (Osôn) (Cymru) 2003
English: The Air Quality (Ozone) (Wales) Regulations 2003
Status A
Subject: Environment
Part of speech: Noun, Plural
Last updated: 5 September 2003
Welsh: Rheoliadau Diogelu’r Amgylchedd (Rheoli Sylweddau sy’n Teneuo’r Osôn) 2011
English: The Environmental Protection (Control of Ozone-Depleting Substances) Regulations 2011
Status C
Subject: Titles of legislation
Part of speech: Noun, Plural
Last updated: 2 October 2012
Welsh: Rheoliadau Diogelu’r Amgylchedd Sylweddau sy’n Teneuo’r Osôn (Amodau) 2009
English: Environmental Protection Ozone Depleting Substances (Qualifications) Regulations 2009
Status C
Subject: Titles of legislation
Part of speech: Noun, Plural
Last updated: 6 April 2009
Welsh: Rheoliadau Nwyon Tŷ Gwydr wedi’u Fflworineiddio a Sylweddau sy’n Teneuo’r Osôn (Ymadael â’r UE)
English: Fluorinated Greenhouse Gases and Ozone-Depleting Substances (EU Exit) Regulations
Status B
Subject: Titles of legislation
Part of speech: Noun, Plural
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 16 November 2023
Welsh: Rheoliadau Sylweddau sy’n Teneuo’r Osôn (Amodau) 2009
English: The Ozone-Depleting Substances (Qualifications) Regulations 2009/216
Status C
Subject: Titles of legislation
Part of speech: Noun, Plural
Last updated: 2 October 2012
Welsh: Rheoliadau Sylweddau sy’n Teneuo’r Osôn a Nwyon Tŷ Gwydr wedi’u Fflworineiddio (Diwygio etc.) (Ymadael â’r UE)
English: The Ozone-Depleting Substances and Fluorinated Greenhouse Gases (Amendment etc.) (EU Exit) Regulations 2019
Status B
Subject: Titles of legislation
Part of speech: Noun, Plural
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 16 November 2023
Welsh: Rheoliadau Sylweddau sy’n Teneuo’r Osôn a Nwyon Tŷ Gwydr wedi’u Fflworineiddio (Diwygio etc.) (Ymadael â’r UE) 2020
English: The Ozone-Depleting Substances and Fluorinated Greenhouse Gases (Amendment etc.) (EU Exit) Regulations 2020
Status B
Subject: Titles of legislation
Part of speech: Noun, Plural
Notes: Teitl cwrteisi ar ddarn o ddeddfwriaeth sydd ar gael yn Saesneg yn unig.
Last updated: 16 November 2023
Welsh: triniaeth aer a gyfoethogir ag osôn
English: ozone-enriched air treatment
Status C
Subject: Food
Part of speech: Noun, Feminine, Singular
Notes: Mewn perthynas â thrin dŵr mwynol
Last updated: 5 July 2017
Welsh: yr haen osôn
English: ozone layer
Status C
Subject: Law
Part of speech: Noun, Feminine, Singular
Last updated: 30 March 2005