TermCymru

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Welsh: tir pori wedi'i led-wella

English: semi-improved grazed pasture

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 6 August 2008

Welsh: tir pori wedi’i wrteithio

English: enriched grassland

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 21 February 2012

Welsh: tir porthiant

English: forage land

Status C

Subject: Environment

Part of speech: Noun, Masculine, Singular

Last updated: 21 December 2004

Welsh: tir porthiant ar gomin

English: commons forage

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 30 April 2008

Welsh: tir preswyl

English: residential land

Status A

Subject: Planning

Part of speech: Noun, Masculine, Singular

Last updated: 12 November 2024

Welsh: tir âr

English: arable land

Status C

Subject: Environment

Part of speech: Noun, Masculine, Singular

Last updated: 17 March 2004

Welsh: tir âr

English: tillage land

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: Arable land

Last updated: 30 October 2009

Welsh: tir rheilffordd

English: railway land

Status C

Subject: Environment

Part of speech: Noun, Masculine, Singular

Last updated: 5 February 2008

Welsh: tir rhent

English: rented land

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 10 February 2004

Welsh: tir rhydd-ddaliad

English: freehold land

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 8 December 2010

Welsh: tir sydd ar gael ar gyfer tai

English: housing land availability

Status C

Subject: Planning

Part of speech: Noun, Masculine, Singular

Last updated: 23 July 2003

Welsh: tir sydd ar gael mewn gwirionedd

English: genuinely available land

Status C

Subject: Local Government

Part of speech: Noun, Masculine, Singular

Last updated: 25 July 2005

Welsh: tir sy'n cael ei gyd-ddefnyddio

English: land used in common

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Context: Yn wahanol i dir comin; trefniant llai parhaol.

Last updated: 22 June 2011

Welsh: tir sy'n troi'n organig

English: in-conversion

Status C

Subject: Environment

Part of speech: Noun, Plural

Definition: land

Last updated: 4 November 2003

Welsh: tir â thuedd ynddo i ymsuddo

English: ground liable to subsidence

Status A

Subject: Environment

Part of speech: Noun, Masculine, Singular

Last updated: 17 January 2013

Welsh: tir trefol sydd wedi'i adfer

English: reclaimed urban land

Status C

Subject: Planning

Part of speech: Noun, Masculine, Singular

Last updated: 23 July 2003

Welsh: tir tro

English: tillage land

Status B

Subject: Legal

Part of speech: Noun, Masculine, Singular

Plural: tiroedd tro

Notes: Dyma'r term a ddefnyddir yn y ddeddfwriaeth. Sylwer mai 'tir âr' a ddefnyddir mewn deunyddiau cyffredinol.

Last updated: 1 October 2020

Welsh: tirwedd

English: landscape

Status C

Subject: Planning

Part of speech: Noun, Feminine, Singular

Definition: geog.

Last updated: 22 May 2003

Welsh: Tirweddau Cenedlaethol: Gwireddu eu Potensial

English: National Landscapes: Realising their Potential

Status A

Subject: Environment

Part of speech: Proper noun

Notes: Adroddiad yr Adolygiad o Dirweddau Dynodedig yng Nghymru. Cyhoeddwyd ym mis Hydref 2015.

Last updated: 15 March 2016

Welsh: Tirweddau Cynaliadwy, Lleoedd Cynaliadwy

English: Sustainable Landscapes, Sustainable Places

Status A

Subject: Environment

Part of speech: Proper noun

Notes: Dogfen gan Lywodraeth Cymru.

Last updated: 7 March 2024

Welsh: Tirweddau Hanesyddol

English: Historic Landscapes

Status B

Subject: Environment

Part of speech: Noun, Feminine, Plural

Context: Glastir

Last updated: 29 May 2012

Welsh: Tirwedd Ddiwydiannol Blaenafon, Safle Treftadaeth y Byd

English: Blaenavon Industrial Landscape, World Heritage Site

Status C

Subject: Economic Development

Part of speech: Noun, Feminine, Singular

Last updated: 22 February 2006

Welsh: tirwedd ddynodedig

English: designated landscape

Status A

Subject: Environment

Part of speech: Noun, Feminine, Singular

Plural: tirweddau dynodedig

Definition: Ardal sydd wedi ei diffinio'n gyfreithiol, mewn perthynas â'i nodweddion tirweddol.

Context: Caiff y cynlluniau rheoli hyn eu llunio mewn partneriaeth â rhanddeiliaid o bob math ac maent yn cynnig cyfle unigryw i gymunedau a defnyddwyr yr arfordir i ymddiddori yn y Tirweddau Dynodedig hyn a helpu i lywio dyfodol y mannau arbennig hyn.

Last updated: 16 October 2023

Welsh: Tirwedd Fyw

English: Living Landscape

Status A

Subject: Environment

Part of speech: Proper noun, Feminine, Singular

Definition: Environmental management scheme.

Context: Lluosog: Tirweddau Byw

Last updated: 2 October 2013

Welsh: tirwedd hanesyddol

English: historic landscape

Status C

Subject: Estates and Cadw

Part of speech: Noun, Feminine, Singular

Last updated: 5 September 2003

Welsh: Tirwedd sydd wedi'i Bennu'n Statudol

English: Statutory Designated Landscape

Status C

Subject: Environment

Part of speech: Noun, Feminine, Singular

Last updated: 29 October 2012

Welsh: tirweddu

English: landscaping

Status C

Subject: Planning

Part of speech: Verb

Last updated: 23 July 2003

Welsh: tirwedd warchodedig

English: protected landscape

Status B

Subject: Legal

Part of speech: Noun, Feminine, Singular

Plural: tirweddau gwarchodedig

Last updated: 16 October 2023

Welsh: tir wedi’i balu

English: grubbed land

Status C

Subject: Environment

Part of speech: Noun, Masculine, Singular

Last updated: 29 July 2003

Welsh: tir wedi’i goedwigo

English: afforested area

Status B

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Definition: Afforestation is the establishment of a forest or stand of trees in an area where there was no forest.

Context: Cewch roi coedlan cylchdro byr a thir wedi’i goedwigo ar unrhyw dir amaethyddol ar y daliad, h.y. nid oes raid eu rhoi ar dir âr.

Last updated: 21 March 2016

Welsh: tir wedi'i wella

English: improved land

Status C

Subject: Environment

Part of speech: Noun, Masculine, Singular

Last updated: 19 May 2004

Welsh: tir wedi'i wella a'i amgáu

English: enclosed improved land

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 24 November 2009

Welsh: tir y contract

English: contract area

Status A

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Context: Lluosog: tiroedd y contract.

Last updated: 25 March 2014

Welsh: tir y cyhoedd

English: public realm

Status C

Subject: Planning

Part of speech: Noun, Masculine, Singular

Definition: Outdoor areas accessible to the public.

Last updated: 10 January 2003

Welsh: tir y fferm gartre

English: home farm land

Status C

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Last updated: 13 July 2010

Welsh: tir y Goron

English: Crown land

Status A

Subject: Legal

Part of speech: Noun, Masculine, Singular

Plural: tiroedd y Goron

Definition: Tir y mae buddiant y Goron neu fuddiant y Ddugiaeth ynddo.

Last updated: 11 November 2024

Welsh: tir y mae’r risg o oferu drosto yn isel

English: land that has a low run-off risk

Status B

Subject: Agriculture

Part of speech: Noun, Masculine, Singular

Plural: tiroedd y mae'r risg o oferu drostynt yn isel

Notes: Yng nghyd-destun rheoli llygredd amaethyddol.

Last updated: 1 October 2020

Welsh: tir y mae’r tenant wedi trefnu nad oes cwota yn perthyn iddo

English: land from which quota has been removed

Status C

Subject: Environment

Part of speech: Noun, Masculine, Singular

Last updated: 29 July 2003

Welsh: Tirymynach

English: Tirymynach

Status A

Subject: Place Names

Part of speech: Proper noun

Notes: Ward etholiadol yn Sir Ceredigion. Dyma'r enwau a ragnodwyd yn Gymraeg a Saesneg ar gyfer y ward yng Ngorchymyn Sir Ceredigion (Trefniadau Etholiadol) 2021.

Last updated: 17 August 2022

Welsh: tisian

English: sneeze

Status C

Subject: Health

Part of speech: Verb

Last updated: 22 September 2009

Welsh: titaniwm

English: titanium

Status A

Subject: Environment

Part of speech: Noun, Masculine, Singular

Definition: Symbol cemegol: Ti

Notes: Elfen gemegol. Gweler y canllawiau sillafu termau benthyg gwyddonol ar BydTermCymru.

Last updated: 18 June 2025

Welsh: titw mawr

English: great tit

Status A

Subject: Animals

Part of speech: Noun, Masculine, Singular

Definition: Parus major

Context: Lluosog: titwod mawr.

Last updated: 13 November 2014

Welsh: titw penddu

English: coal tit

Status A

Subject: Animals

Part of speech: Noun, Masculine, Singular

Definition: Parus ater

Context: Lluosog: titwod penddu.

Last updated: 13 November 2014

Welsh: titw'r wern

English: marsh tit

Status A

Subject: Animals

Part of speech: Noun, Masculine, Singular

Definition: Parus palustris

Context: Lluosog: titwod y wern.

Last updated: 13 November 2014

Welsh: titw Tomos las

English: blue tit

Status A

Subject: Animals

Part of speech: Noun, Masculine, Singular

Definition: Cyanistes caeruleus

Context: Formerly Parus caeruleus.

Last updated: 13 November 2014

Welsh: tiwb arnofio

English: float tubing

Status B

Subject: Tourism and Recreation

Part of speech: Noun, Masculine, Singular

Last updated: 29 March 2006

Welsh: tiwb ffalopaidd

English: fallopian tube

Status C

Subject: Health

Part of speech: Noun, Masculine, Singular

Plural: tiwbiau ffalopaidd

Last updated: 7 January 2025

Welsh: tiwbin

English: tubing

Status B

Subject: Health

Part of speech: Noun, Masculine, Singular

Plural: tiwbinau

Notes: Rhan o gymhorthion clyw.

Last updated: 8 September 2020

Welsh: tiwb nasogastrig

English: nasogastric tube

Status C

Subject: Health

Part of speech: Noun, Masculine, Singular

Last updated: 16 April 2012

Welsh: tiwb pelydrau catod

English: cathode ray tube

Status C

Subject: ITC

Part of speech: Noun, Masculine, Singular

Last updated: 25 July 2005