Byrfoddau o’r Geiriadur Print

 

a., adj.

Adjective

Bac:

Bacteriology

A:

 

Archaism; ancient; in former use

Bak:

Baking

Abs.

Absolutely, absolute use

Ball:

Ballistics

Ac:

Acoustics

Bank:

Banking

acc.

Accusative

 

Baseball

Adm:

Administration

B. Hist:

Bible History

adv.

Adverb, adverbial

Bib:

Bibliography

Adv.phr.

Adverbial phrase

Bill:

Billiards

Aer:

Aeronautics

Bio-Ch:

Biochemistry

Agr:

Agriculture

Biol:

Biology

A. Hist:

Ancient history

Bookb:

Bookbinding

Alg:

Algebra

Book-k:

Book-keeping

 

Algae

Bootm:

Bootmaking

Amph:

Amphibia

Bot:

Botany

Anat:

Anatomy

 

Bowls

Anglo-W:

Anglo-Welsh

Box:

Boxing

Ann:

Annelida

Breed:

Breeding

Ant:

Antiquity, -ies

Brew:

Brewing

Anthr:

Anthropology

Brickm:

Brickmaking

Ap:

Apiculture

 

 

approx.

Approximately

card. a.

Cardinal adjective

Ar:

Arithmetic

 

Cards

Arach:

Arachnida

Carp:

Carpentry

Arb:

Arboriculture

Cav:

Cavalry

Arch:

Architecture

Cer:

Ceramics

Archeol:

Archaeology

Cf.

Refer to

Arm:

Armour

Ch:

Chemistry

 

Arms

Chr:

Chronology

Art:

Art

Cin:

Cinematography

Artil:

Artillery

Civ:

Civilisation

Astr:

Astronomy

Civ.E:

Civil Engineering

Astrol:

Astrology

Cl:

Classical

Atom.Ph:

Atomic physics

Clockm:

Clock and watch making

attrib.

Attributive

Cmptr:

Computer studies

Austr:

Australia; Australian

Coel:

Coelenterata

Aut:

Automobilism

cogn. acc

Cognate accusative

aux:

Auxiliary

Coll:

Collective

Av:

Aviation

Com:

Commerce

 

 

comb.fm.

Combining form

B:

Biblical; Bible

Comest:

Comestibles

 

 

comp.

Comparative

 

 

Conc:

Concrete

 

 

 

 

Conch:

Conchology

Exp:

Explosives

condit.

Conditional

 

 

conj.

Conjunction

f

Feminine

conj. like

Conjugated like

F:

Familiar, colloquial

Const:

Construction

Farr:

Farriery

Coop:

Cooperage

Fb:

Football

Corr:

Correspondence

Fenc:

Fencing

 

 

 

Ferns

Cost:

Costume, clothing

Fin:

Finance

cp.

Compare

Fish:

Fishing

Cr:

Cricket

For:

Forestry

Crust:

Crustacea

Fort:

Fortification

Cryst:

Crystallography

Fr.

French; France

Cu:

Culinary; cuisine

fu.

Future

Cust:

Customs

 

Fuel

Cy:

Cycles; cycling

Fung:

Fungi

 

 

Furn:

Furniture

Danc:

Dancing

 

 

dat.

Dative

 

Games

def.

Definite

Gasm:

Gasmaking

def.

Defective

Geog:

Geography

dem.

Demonstrative

Geol:

Geology

Dent:

Dentistry

Geom:

Geometry

Dial:

Dialect

ger.

Gerund

dim:

Diminutive

Glassm:

Glassmaking

Dipl:

Diplomacy

Gr.

Greek

Dist:

Distilling

Gr.Alph:

Greek Alphabet

Dom. Ec:

Domestic Economy

Gr.Ant:

Greek Antiquity

Draw:

Drawing

Gr. Civ:

Greek Civilization

Dressm:

Dressmaking

Gram:

Grammar

Dy:

Dyeing

 

Gramophones

 

 

Gym:

Gymnastics

E.

East

 

 

E:

Engineering

Hairdr:

Hairdressing

Ecc:

Ecclesiastical

Harn:

Harness

Echin:

Echinodermata

Hebrew Alph.

Hebrew Alphabet

Ecol:

Ecology

Her:

Heraldry

e.g.

For example

Hist:

History; historical

El:

Electricity; electrical

Hor:

Horology

El.-Ch:

Electro- Chemistry

Hort:

Horticulture

El.E:

Electrical engineering

Hum:

Humorous

EL-Ch:

Electro- Chemistry

Husb:

Husbandry

El.E:

 

Electrical engineering

Hyd:

Hydraulics; hydrostatics

Eng.

English; England

 

 

Eng. Hist.

English history

i.

Intransitive

Eng. Lit.

English literature

I.C.E:

Internal Combustion Engines

Eng Pln.

English place-name

Ich:

Ichthyology

Engr:

Engraving

imp.

Imperative

Ent:

Entomology

impers.

Impersonal

epith.

Epithet (adjective)

ind.

Indicative

Equit:

Equitation

Ind:

Industry

esp.

Especially

indef.

Indefinite

 

etc.

Et cetera

ind. t.

Indirectly
transitive

 

Eth:

Ethics

Hairdr:

Hairdressing

Ethn:

Ethnology

Harn:

Harness

excl.

 

Exclamation; exclamative

Hebrew Alph.

Hebrew Alphabet

 

 

 

 

inf.

Infinitive

M.W:

Mid Wales

Ins:

Insurance

Myr:

Myriapods

int.

Interjection

Myth:

Myth and legend, mythology

interr.

Interrogative

 

 

inv.

Invariable

n.

noun

Irish myth.

Irish mythology

N.

North

Irish Pln.

Irish place-name

N.Am:

North America

Iron:

Ironical

N.Arch:

Naval Architecture

 

 

Jew.

Jewish

Nat. Hist:

Natural History

Joc:

Jocular

Nau:

Nautical

Join:

Joinery

Nav:

Navigation

Journ:

Journalism

 

Navy

Jur:

Jurisprudence: law

N.E:

North East Wales

 

 

Needlew:

Needlework

 

Knitting

neg.

Negative

 

 

neut.

Neuter

Lap:

Lapidary Arts

nom.

Nominative

Laund:

Laundering

Num:

Numismatics

Leath:

Leatherwork

num. a.

Numeral adjective

Lib:

Library studies

N.W.

North West Wales

Ling:

Linguistics

 

 

Lit:

Literary use; literature;literary

O:

Obsolescent

Lith:

Lithography

Obst:

Obstetrics

Locksm:

Locksmithery

Oc:

Oceanography

Log:

Logic

occ.

Occasionally

Lt.

Latin

Onomat:

Onomatopoeia

 

 

Opt:

Optics

m

Masculine

Orn:

Ornithology

Magn:

Magnetism

Ost:

Ostreiculture

Mapm:

Mapmaking

 

 

Mch:

Machines

p.

Participle

Meas:

Weights and Measures

P.

Popular; slang

Mec:

Mechanics

Paint:

Painting trade

Mec. E:

Mechanical Engineering

Pal:

Paleography

Med:

Medicine

Paleont:

Paleontology

Mediev:

Medieval

Paperm:

Papermaking

Metall:

Metallurgy

Parl:

Parliament

Metalw:

Metalworking

Pat:

Patagonian Welsh

Metaph:

Metaphysics

Path:

Pathology

Meteor:

Meteorology

p.d.

Past descriptive; imperfect tense

Mil

Military

Pej:

Pejorative

Mill:

Milling

Perf.

Perfect

Min:

Mining and quarrying

pers.

Person; personal

Miner:

Mineralogy

Ph:

Physics

M.Ins:

Maritime insurance

Pharm:

Pharmacy

Moham:

Mohammedan

Ph. Geog:

Physical Geography

Moll:

Molluscs

Phil

Philosophy

Moss:

Mosses and lichens

Phot:

Photography

Mount:

Mountaineering

Phot.Engr:

Photo-engraving; process work

Mth:

Mathematics

phr.

Phrase

Mus:

Music

p.

Participle

mut.

Mutation

 

Physiol:

Physiology

 

 

Pisc:

Pisciculture

 

 

 

 

pl

Plural

 

 

Pln.

Place-name

Sculp:

Sculpture

Plumb:

Plumbing

S.E.

South-East Wales

P.N:

Public notices

Ser:

Sericulture

Poet:

Poetical

 

Singular

Pol:

Politics

Sm.a.

Small arms

Pol. Ec:

Political Economy

s.o.

Someone

poss.

Possessive

Soapm:

Soapmaking

Post:

Postal Service

Social:

Sociology

p.p.

Past participle

Sp:

Sport

pr.

Present

Spong:

Sponges

pred.

Predicate; predicative

St.Exch.

Stock Exchange

pref.

Prefix

sth.

Something

Prehist:

Prehistory

Stonew:

Stoneworking

prep.

Preposition

sub.

Subjunctive

prep.phr.

Prepositional phrase

suff.

Suffix

Pr.n.

Proper name

Sug. -R

Sugar-Ref in ing

pron.

Pronoun

sup.

Superlative

Pros:

Prosody

Surg:

Surgery

Prot:

Protozoa

Surv:

Surveying

Prov:

Proverb

S.W.

South-West Wales

pr.p.

Present participle

Swim:

Swimming

Psy:

Psychology

 

 

Publ:

Publishing

Tail-

Tailoring

Pyr:

Pyrotechnics

Tan:

Tanning

 

 

Tchn:

Technical

Qu:

Quarrying

Ten:

Tennis

q.v.

See this word

Tex:

Textiles

 

 

Tg:

Telegraphy

Rac:

Racing

Th:

Theatre

Rad.A:

Radioactivity

Theol:

Theology

Rail:

Railways

thg.

Thing

R. C Ch:

Roman Catholic Church

Tls:

Tools

rel.

Relative

Toil:

Toilet; make-up

Rel:

Religion(s)

Town.P:

Town-Planning

Rel.H:

Religious History

Tp:

Telephony

Rept:

Reptiles

tr.

Transitive

Rh:

Rhetoric

Trans:

Transport

rhn.

Rhywun = Someone

Trig:

Trigonometry

rhth.

Rhywbeth = Something

 

Turf

rn.

Rhywun – Someone

T.V:

Television

 

Rockets

Typ:

Typography

Rom.

Roman

Typewr:

Typewriting

Ropem:

Ropemaking

 

 

Row:

Rowing

U.S:

United States

rth.

Rywbeth = Something

usu.

Usually

R.T.M.

Registered trademark

 

 

 

 

V.

Verb

S.

South

V:

Vulgar; not in polite use

S.a.

See also

Veh:

Vehicles

Sch:

Schools and Universities

Ven:

Venery

Scot:

Scottish

Vet:

Veterinary science

Scot. Hist.

Scottish history

v.i.

Intransitive verb

Scot. Pln.

Scottish place-name

v. ind. t.

Verb indirectly transitive

 

Scouting

Vit:

Viticulture

 

 

 

 

vn.

verbnoun

X

X Rays

Voc:

Vocative

Y

Yachting

v.pr.

Pronominal verb

Z

Zoology

v.t.

Transitive verb

*

Neologism

 

 

(*)

Neological use

W.

(i) West (ii) Welsh

[ ]

Enclose optional letter or word

W. Hist.

Welsh history

 

 

W. Lit.

Welsh literature

 

 

W. Pin.

Welsh place-name

The vertical line | in
a Welsh word indicates that
the main stress falls on the vowel following it.

Wine-vn:

Winemaking

Wr:

Wrestling

 

 

W. Tel:

Wireless Telephony and Telegraphy

 

 

W. Tg:

Wireless Telegraphy

 

 

W. Tp:

Wireless Telephony