TermCymru

Results are displayed in English alphabetical order A-Z

English: downpipes

Welsh: pibellau dŵr

Status C

Subject: Housing

Part of speech: Noun, Plural

Last Updated: 11 July 2008

English: downshirting

Welsh: lawrsbecian

Status A

Subject: Justice and order

Part of speech: Verb

Definition: Arfer o dynnu ffotograff neu fideo o dan grys neu flows menyw heb ganiatâd, at ddibenion rhywiol neu faleisus.

Notes: Safonwyd y term hwn ar sail y canllawiau ar drosi termau slangaidd Saesneg. Gweler yr erthygl yn yr Arddulliadur. Gweler hefyd y term upskirting / uwchsbecian.

Last Updated: 7 May 2025

English: Downs Syndrome

Welsh: Syndrom Down

Status C

Subject: Health

Part of speech: Noun, Masculine, Singular

Definition: A congenital disorder in which a person is born with three copies of chromosome 21.

Last Updated: 9 June 2006

English: Down's Syndrome Association

Welsh: Cymdeithas Syndrom Down

Status C

Subject: Health

Part of speech: Noun, Feminine, Singular

Definition: "Anabledd ac iaith", Delyth Prys

Last Updated: 20 September 2002

English: downstream

Welsh: at y cwsmer

Status C

Subject: ICT

Part of speech: Adjective

Definition: Broadband speed eg 2mbps downstream.

Last Updated: 22 January 2007

English: downstream industry

Welsh: diwydiant derbyn

Status C

Subject: Economic development

Part of speech: Noun, Masculine, Singular

Last Updated: 1 December 2003

English: downstream oil sector

Welsh: sector olew is

Status C

Subject: Economic development

Part of speech: Noun, Masculine, Singular

Definition: The Downstream Oil sector is the last stage of the oil processing cycle. The networks and companies responsible retailing and distribution of the products.

Last Updated: 5 June 2015

English: downstream risk

Welsh: risg ymhellach i lawr y gadwyn gyflenwi

Status A

Subject: Economic development

Part of speech: Noun, Feminine, Singular

Context: In a supply chain.

Last Updated: 6 January 2014

English: downstream space research

Welsh: ymchwil eilaidd diwydiant y gofod

Status B

Subject: Economic development

Part of speech: Noun, Feminine, Singular

Context: Mae Prifysgol Aberystwyth yn chwarae rhan weithredol ym Mhartneriaeth Academaidd Gofod Cymru ac mae wedi helpu prosiect Beagle 2 drwy ei Grŵp Roboteg Deallus. Mae hefyd yn cynnig Canolfan Ymchwil Arsylwi'r Ddaear sy'n darparu arbenigedd mewn ymchwil sylfaenol ac ymchwil eilaidd diwydiant y gofod.

Last Updated: 14 February 2019

English: downturn

Welsh: dirywiad

Status C

Subject: Economic development

Part of speech: Noun, Masculine, Singular

Definition: cwymp, tro ar i lawr

Last Updated: 1 December 2003

English: downward bias

Welsh: tuedd tuag i lawr

Status B

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last Updated: 5 December 2023

English: downward movements in value

Welsh: symudiadau ar i lawr o ran gwerth

Status C

Subject: Finance and statistics

Part of speech: Noun, Plural

Context: Mae symudiadau ar i lawr o ran gwerth yn cael eu gosod yn erbyn unrhyw falans credyd a ddelir yn y gronfa ailbrisiadau nes i’r credyd ddod i ben a chânt eu gosod fel traul wedyn yn y Datganiad o Wariant Net Cynhwysfawr.

Notes: Yng nghyd-destun asedau ac atebolrwyddau yng nghyfrifon Llywodraeth Cymru.

Last Updated: 24 October 2024

English: downward trend

Welsh: tuedd ar i lawr

Status C

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Last Updated: 3 October 2005

English: downy birch

Welsh: bedwen gyffredin

Status A

Subject: Plants

Part of speech: Noun, Feminine, Singular

Definition: Betula pubescens

Notes: Mae bedwen lwyd yn enw amgen ar Betula pubescens. Fodd bynnag, defnyddiwch bedwen gyffredin er mwyn gwahaniaethu rhwng Betula pubescens a'r rhywogaeth Betula populifolia, sydd â'r enw Saesneg cyffredin grey birch.

Last Updated: 19 August 2025

English: dowry gap funding

Welsh: cyllid llenwi'r bwlch gwaddoli

Status B

Subject: Housing

Part of speech: Noun, Masculine, Singular

Definition: Cyllid a ddarperir i 10 o gymdeithasau tai a ffurfiwyd wrth drosglwyddo'r stoc tai cymdeithasol oddi wrth awdurdodau lleol penodol iddynt.

Last Updated: 22 November 2024

English: doxing

Welsh: docsio

Status B

Subject: ICT

Part of speech: Verb

Definition: Y weithred o chwilio am wybodaeth breifat am unigolyn neu wybodaeth sy’n golygu y gellir adnabod unigolyn, a chyhoeddi’r wybodaeth honno ar y we. Yn aml gwneir hyn gyda bwriad maleisus.

Notes: Mae’r ffurf Saesneg doxxing yn gyfystyr.

Last Updated: 25 July 2024

English: doxxing

Welsh: docsio

Status B

Subject: ICT

Part of speech: Verb

Notes: Mae’r ffurf Saesneg doxing yn gyfystyr.

Last Updated: 25 July 2024

English: doxycycline

Welsh: docsiseiclin

Status B

Subject: Health

Part of speech: Noun, Masculine, Singular

Definition: Meddyginiaeth wrthfiotig sy’n cael ei defnyddio i drin amrywiaeth o heintiau bacteraidd ac i atal heintiau a drosglwyddir yn rhywiol.

Last Updated: 6 November 2025

English: doxycycline post-exposure prophylaxis

Welsh: docsiseiclin proffylacsis ôl-gysylltiol

Status B

Subject: Health

Part of speech: Noun, Masculine, Singular

Definition: Defnydd o’r gwrthfiotig docsiseiclin ar ôl cysylltiad rhywiol i leihau'r risg o heintiau a drosglwyddir yn rhywiol, megis HIV a gonorea.

Notes: Defnyddir y ffurf fer doxyPEP / docsiPEP yn aml.

Last Updated: 6 November 2025

English: doxyPEP

Welsh: docsiPEP

Status B

Subject: Health

Part of speech: Noun, Masculine, Singular

Definition: Defnydd o’r gwrthfiotig docsiseiclin fel dull ataliol ar ôl cysylltiad rhywiol i leihau'r risg o heintiau a drosglwyddir yn rhywiol, megis HIV a gonorea.

Notes: Ffurf fer ar y term doxycycline post-exposure prophylaxis / docsiseiclin proffylacsis ôl-gysylltiol yw hwn.

Last Updated: 6 November 2025

English: DP

Welsh: taliadau uniongyrchol

Status C

Subject: Finance and statistics

Part of speech: Noun

Definition: direct payments

Last Updated: 7 May 2008

English: DP

Welsh: Partneriaeth Ddatblygu

Status C

Subject: Europe

Part of speech: Noun, Feminine, Singular

Definition: Development Partnership

Last Updated: 6 December 2005

English: DPA

Welsh: Deddf Diogelu Data

Status A

Subject: Titles of legislation

Part of speech: Proper noun, Feminine, Singular

Definition: Data Protection Act 1988

Last Updated: 18 December 2007

English: DPB

Welsh: Y Bwrdd Ymarfer Deintyddol

Status C

Subject: Health

Part of speech: Noun, Masculine, Singular

Definition: Dental Practice Board

Last Updated: 25 July 2005

English: DPC

Welsh: DPC

Status C

Subject: Estates and Cadw

Definition: damp proof course

Last Updated: 24 July 2008

English: DPDG

Welsh: Grŵp Cynllunio a Chyflawni ar gyfer Diabetes

Status C

Subject: Health

Part of speech: Noun, Masculine, Singular

Definition: Diabetes Planning and Delivery Group

Last Updated: 11 January 2013

English: DPHHP

Welsh: Adran Iechyd y Cyhoedd a'r Proffesiynau Iechyd

Status A

Subject: Welsh Government posts and departments

Part of speech: Noun, Feminine, Singular

Definition: Department for Public Health and Health Professions

Last Updated: 2 January 2009

English: DPIA

Welsh: Asesiad o'r Effaith ar Ddiogelu Data

Status B

Subject: ICT

Part of speech: Noun, Masculine, Singular

Plural: Asesiadau o'r Effaith ar Ddiogelu Data

Notes: Dyma'r acronym Saesneg a ddefnyddir am Data Protection Impact Assessment.

Last Updated: 19 September 2023

English: DPIA

Welsh: Alltudion ar Waith

Status A

Subject: Social services

Part of speech: Noun, Plural

Definition: Displaced People in Action

Last Updated: 6 April 2006

English: DPIF

Welsh: Y Gronfa Buddsoddi mewn Blaenoriaethau Digidol

Status B

Subject: ICT

Part of speech: Noun, Feminine, Singular

Notes: Dyma'r acronym Saesneg a ddefnyddir am y Digital Priorities Investment Fund.

Last Updated: 1 December 2022

English: DPM

Welsh: DPM

Status C

Subject: Estates and Cadw

Definition: damp proof membrane

Last Updated: 24 July 2008

English: DPO

Welsh: Dirprwy Lywydd

Status A

Subject: Welsh Government posts and departments

Part of speech: Noun, Masculine, Singular

Definition: Deputy Presiding Officer

Last Updated: 15 July 2005

English: DPO

Welsh: Corff Cynhyrchwyr Llaeth

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: Dairy Producers Organisation

Last Updated: 17 June 2014

English: DPP

Welsh: Cyfarwyddwr Erlyniadau Cyhoeddus

Status C

Subject: Justice and order

Part of speech: Noun, Masculine, Singular

Context: Director of Public Prosecutions

Last Updated: 25 November 2010

English: DPSP

Welsh: AGCPh

Status A

Subject: Welsh Government posts and departments

Part of speech: Noun, Feminine, Singular

Definition: Department for Public Services and Performance

Last Updated: 31 May 2006

English: DPTAC

Welsh: DPTAC

Status A

Subject: Social services

Part of speech: Noun, Masculine, Singular

Context: Disabled Persons Transport Advisory Committee. Statutory name.

Notes: Gweler yr erthygl ar y Model Cymdeithasol o Anabledd yn yr Arddulliadur. Yn unol â'r Model, mae amhariad ("impairment", a elwid yn "nam" o'r blaen) yn nodwedd ar berson, a all effeithio ar ei ymddangosiad neu ar sut y mae ei gorff neu ei feddwl yn gweithio; caiff pobl anabl (y gellir hefyd cyfeirio atynt fel "pobl anabledig" neu "bobl sy'n cael eu hanablu") eu hanablu gan ffactorau allanol fel yr amgylchedd, polisi neu arferion, neu yn sgil methiant i ddarparu addasiadau ar eu cyfer; ac anabledd yw canlyniad anablu pobl sydd ag amhariadau.

Last Updated: 17 November 2023

English: DQR

Welsh: GAD

Status C

Subject: Planning

Part of speech: Noun, Plural

Definition: Development Quality Requirements

Last Updated: 10 January 2003

English: DRA

Welsh: Yr Adran Materion Gwledig

Status A

Subject: Environment

Part of speech: Noun, Feminine, Singular

Context: Department for Rural Affairs

Last Updated: 2 September 2010

English: draft

Welsh: drafft

Status A

Subject: General

Part of speech: Noun, Masculine, Singular

Plural: drafftiau

Definition: ffurf ar ddogfen nad yw'n derfynol

Context: Ni chaniateir gwneud offeryn statudol sy’n cynnwys rheoliadau o dan y Ddeddf hon oni bai bod drafft o’r offeryn wedi ei osod gerbron Cynulliad Cenedlaethol Cymru ac wedi ei gymeradwyo ganddo drwy benderfyniad.

Last Updated: 16 November 2021

English: draft

Welsh: drafftio

Status A

Subject: General

Part of speech: Verb

Definition: llunio fersiwn o ddogfen nad yw'n derfynol

Context: Bydd angen i'r rhai sy'n drafftio is-ddeddfwriaeth y bydd Rhan 2 yn gymwys iddi ystyried y ffordd orau o dynnu sylw'r darllenydd at ystyr geiriau allweddol yn y ddeddfwriaeth.

Last Updated: 16 November 2021

English: Draft Additional Learning Needs and Education Tribunal (Wales) Bill

Welsh: Bil Drafft Anghenion Dysgu Ychwanegol a'r Tribiwnlys Addysg (Cymru)

Status A

Subject: Education

Part of speech: Noun, Masculine, Singular

Definition: Mae fersiwn ddrafft y Bil yn nodi’r cynigion ar gyfer sefydlu system ddeddfwriaethol newydd i gefnogi plant a phobl ifanc 0-25 oed sydd ag anghenion dysgu ychwanegol.

Last Updated: 29 September 2015

English: draft budget

Welsh: cyllideb ddrafft

Status C

Subject: Finance and statistics

Part of speech: Noun, Feminine, Singular

Definition: Sets out the Welsh Assembly Government's initial spending plans in the autumn.

Last Updated: 27 October 2006

English: draft budget allocations

Welsh: dyraniadau'r gyllideb ddrafft

Status C

Subject: Finance and statistics

Part of speech: Noun, Plural

Last Updated: 31 December 2008

English: draft budget proposals

Welsh: cynigion y gyllideb ddrafft

Status C

Subject: Finance and statistics

Part of speech: Noun, Plural

Last Updated: 8 December 2004

English: Draft Business Statement

Welsh: Datganiad Busnes Drafft

Status A

Subject: Personnel

Part of speech: Noun, Masculine, Singular

Last Updated: 16 August 2002

English: Draft Care and Support Bill

Welsh: Bil Drafft Gofal a Chymorth

Status A

Subject: Titles of legislation

Part of speech: Proper noun, Masculine, Singular

Context: Teitl cwrteisi.

Last Updated: 25 May 2012

English: Draft Consultation on the Voluntary Joint Agreement on Child Poverty

Welsh: Ymgynghoriad Drafft ar y Cydgytundeb Gwirfoddol ar Dlodi Plant

Status C

Subject: Social services

Part of speech: Noun, Masculine, Singular

Last Updated: 4 February 2009

English: drafter

Welsh: drafftiwr

Status A

Subject: General

Part of speech: Noun, Masculine, Singular

Plural: drafftwyr

Definition: un sy'n drafftio dogfen, yn enwedig un sy'n drafftio dogfen gyfreithiol

Context: mae mwy o bwysau nag erioed ar ddrafftwyr i wneud y gyfraith yn haws i bobl chwilio eu ffordd drwyddi a’i darllen

Last Updated: 16 November 2021

English: draft ewe

Welsh: dafad ddrafft/ddidol

Status C

Subject: Agriculture

Part of speech: Noun, Feminine, Singular

Definition: Dafad a werthir pan fo'n dal yn ddigon ifanc i wyna neu ddafad ar ôl tri thymor o wyna ar dir uchel a werthir i fferm llawr gwlad.

Last Updated: 30 July 2003

English: draft excluders

Welsh: rhimynnau drafft

Status C

Subject: Environment

Part of speech: Noun, Plural

Last Updated: 21 July 2011

TermCymru

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