| Subject | English | Irish |
| life.sc., fish.farm. | Atlantic blue marlin | mairlín gorm Atlantach (Makaira nigricans) |
| life.sc., environ. | banded pitta, blue-tailed pitta | pite bandach (Pitta guajana) |
| life.sc., fish.farm. | blue and red shrimp | séacla gorm agus dearg (Aristeus antennatus) |
| life.sc., fish.farm. | blue antimora | trosc domhainmhara gorm (Antimora rostrata) |
| transp., nautic. | "Blue Belt" | an Crios Gorm |
| nat.sc., agric. | blue-billed curassow | curasó gormchnapánach (Crax alberti) |
| nat.res. | blue-billed weaver | gormghob iartharach (Spermophaga haematina) |
| transp., nautic. | Blue Book | Páipéar Gorm |
| transp., nautic. | Blue Book | Beartas Muirí Lánpháirtithe don Aontas Eorpach |
| interntl.trade., agric. | blue box | bosca gorm |
| life.sc., fish.farm. | blue butterfish | searróg ghorm (Stromateus fiatola) |
| commer. | blue button | gormchnaipe |
| immigr. | Blue Card | cárta gorm an AE |
| immigr. | Blue Card holder | sealbhóir chárta gorm an AE |
| life.sc., fish.farm. | blue crab | portán gorm (Callinectes sapidus) |
| health., anim.husb. | blue disease | siondróm atáirgthe agus riospráide na muc |
| nat.res. | blue duiker | dícear gorm (Cephalophus monticola) |
| health., anim.husb. | blue ear disease | siondróm atáirgthe agus riospráide na muc |
| health., anim.husb. | blue-ear disease of pigs | siondróm atáirgthe agus riospráide na muc |
| environ. | blue-green alga Microorganisms, formerly classified as algae but now regarded as bacteria, including nostoc, which contain a blue pigment in addition to chlorophyll | alga gormghlas |
| life.sc. | blue-green algae | alga gormghlas (Cyanobacteria, Cyanophyceae, Cyanophycota, Cyanophyta) |
| life.sc. | blue-green bacteria | alga gormghlas (Cyanobacteria, Cyanophyceae, Cyanophycota, Cyanophyta) |
| life.sc., fish.farm. | blue grenadier | gránadóir gorm (Macruronus novaezelandiae) |
| econ., environ. | blue growth | fás gorm |
| nat.res. | blue-headed wood dove | colm coille ceannghorm (Calopelia brehmeri, Calopelia puella, Turtur brehmeri) |
| life.sc., fish.farm. | blue jack mackerel | bolmán gorm (Trachurus picturatus) |
| life.sc., fish.farm. | blue ling | langa gorm (Molva dypterygia, Molva byrkelange) |
| life.sc., agric. | blue lupin | lúipín caol (Lupinus angustifolius) |
| life.sc., fish.farm. | blue mackerel | ronnach gorm (Scomber australasicus) |
| life.sc., fish.farm. | blue marlin | mairlín gorm Atlantach (Makaira nigricans) |
| life.sc., fish.farm. | blue moki | mócaí gorm (Latridopsis ciliaris) |
| agric. | blue mould | múscán gorm |
| life.sc., fish.farm. | blue mussel | diúilicín (Mytilus edulis) |
| transp., nautic. | Blue Paper | Páipéar Gorm |
| transp., nautic. | Blue Paper | Beartas Muirí Lánpháirtithe don Aontas Eorpach |
| life.sc., fish.farm. | blue runner | bolmán Éigipteach (Caranx crysos, Caranx fusus) |
| life.sc., fish.farm. | blue sea cat | cat mara gorm (Anarhichas denticulatus, Anarhichas latifrons) |
| life.sc., fish.farm. | blue shark | siorc gorm (Prionace glauca) |
| life.sc., fish.farm. | blue shrimp | séacla gorm (Litopenaeus stylirostris, Penaeus stylirostris) |
| life.sc., fish.farm. | blue skate | sciata (Dipturus batis, Raja batis) |
| nat.sc., agric. | blue-spotted wood dove | colm coille gormbhallach (Turtur afer) |
| chem. | blue stone | peintihiodráit sulfáit chopair |
| chem. | blue stone | cloch ghorm |
| environ., industr. | blue technology | teicneolaíocht ghorm |
| nat.res. | blue-throated conure | pearaicít phíbghorm (Pyrrhura cruentata) |
| environ., nat.res. | blue throated macaw | macá píbghorm (Ara glaucogularis) |
| nat.res. | blue tit | meantán gorm (Cyanistes caeruleus, Parus caeruleus) |
| health., anim.husb. | blue tongue | galar gormtheanga |
| food.ind. | blue-veined cheese | cáis ghormfhéitheach |
| chem. | blue vitriol | peintihiodráit sulfáit chopair |
| chem. | blue vitriol | cloch ghorm |
| life.sc., environ., fish.farm. | blue whale | míol mór gorm (Balaenoptera musculus) |
| life.sc., fish.farm. | blue whitefish | iasc geal gorm (Coregonus wartmanni) |
| life.sc., fish.farm. | blue whiting | faoitín gorm (Micromesistius poutassou, Gadus poutassou) |
| nat.res. | blue-winged pitta | pite sí (Pitta brachyura nympha) |
| nat.res. | blue-winged pitta | pite gormeiteach (Pitta brachyura nympha) |
| immigr., lab.law. | EU Blue Card | Cárta Gorm an AE |
| law, immigr. | EU Blue Card | cárta gorm an AE |
| fin. | gilt-edged or blue chips securities | urrús órchiumhsach |
| fin. | gilt-edged or blue chips securities | urrús gormshlise |
| nat.sc., agric. | great blue turaco | túracó mór gorm (Corythaeola cristata) |
| life.sc., environ. | little blue macaw | macá Spix (Cyanopsitta spixii) |
| environ., nat.res. | red and blue lory | lóraí rua is gorm (Eos histrio) |
| comp., MS | red-green-blue | dearg-uaine-gorm (A color model that describes color information in terms of the red (R), green (G), and blue (B) intensities that make up the color) |
| nat.res. | Rueck's blue flycatcher | cuilire gorm Rueck (Muscicapa ruecki) |
| life.sc., environ. | Rueck's blue flycatcher, Rueck's niltava | cuilire gorm Rueck (Cyornis ruckii) |
| life.sc., fish.farm. | Southern blue whiting | faoitín gorm deisceartach (Micromesistius australis) |
| chem. | thiazolyl blue | gorm tiasóilil |
| chem. | thiazolyl blue | bromide 3-4,5-démheitioltiasóilil-2-yl-2,5-bróimíd défheinilteatrasóiliam |
| chem. | thiazolyl blue | bróimíd teatrasóiliam gorm tiasóilil |
| chem. | thiazolyl blue tetrazolium bromide | gorm tiasóilil |
| chem. | thiazolyl blue tetrazolium bromide | bromide 3-4,5-démheitioltiasóilil-2-yl-2,5-bróimíd défheinilteatrasóiliam |
| chem. | thiazolyl blue tetrazolium bromide | bróimíd teatrasóiliam gorm tiasóilil |
