| Red Sorghum | Sorgo rojo |
| Red Square | Plaza Roja |
| Red star | Estrella roja |
| Red Star Belgrade | Estrella Roja de Belgrado |
| Red states and blue states | Estados Rojos y Estados Azules |
| Red supergiant | Supergigante roja |
| red table wine | vino tinto de mesa |
| red tape | papeleo |
| Red telephone | Teléfono rojo |
| red tide | marea roja |
| Red Tornado | Tornado Rojo |
| Red Volta | Volta Rojo |
| Red-and-green Macaw | Ara chloroptera |
| Red-bellied Lemur | Eulemur rubriventer |
| Red-billed Blue Magpie | Urocissa erythrorhyncha |
| Red-billed chough | Pyrrhocorax pyrrhocorax |
| Red-billed Curassow | Crax blumenbachii |
| Red-billed Hornbill | Tockus erythrorhynchus |
| Red-billed Leiothrix | Leiothrix lutea |
| Red-black tree | Árbol rojo-negro |
| red-blooded | vigoroso |
| Red-breasted Toucan | Ramphastos dicolorus |
| Red-collared Lorikeet | Trichoglossus rubritorquis |
| Red-crested Turaco | Tauraco erythrolophus |
| Red-deer | Ciervo común |
| Red-eared slider | Trachemys scripta elegans |
| red-eyed | de ojos enrojecidos |
| Red-faced Lovebird | Agapornis pullarius |
| Red-faced Spider Monkey | Ateles |
| Red-fan Parrot | Deroptyus accipitrinus |
| Red-figure pottery | Cerámica de figuras rojas |
| Red-footed Booby | Sula sula |
| Red-footed tortoise | Geochelone carbonaria |
| Red-fronted Gazelle | Gazella rufifrons |
| Red-fronted Macaw | Ara rubrogenys |
| red-haired | pelirrojo |
| Red-Haired Shanks | Shanks |
| red-handed | en flagrante delito |
| Red-handed Tamarin | Saguinus midas |
| Red-headed Finch | Amadina erythrocephala |
| Red-headed Vulture | Sarcogyps calvus |
| red-hot | candente |
| Red-knobbed Coot | Fulica cristata |
| Red-lead | Tetróxido de plomo |
| red-light district | zona de tolerancia |
| Red-logged partridge | Alectoris rufa |
| Red-lored Amazon | Amazona autumnalis |
| Red-masked Parakeet | Aratinga erythrogenys |
| Red-necked Avocet | Recurvirostra novaehollandiae |
| Red-rumped Swallow | Hirundo daurica |
| Red-shanked Douc | Pygathrix |
| Red-shouldered Macaw | Diopsittaca nobilis |
| Red-spectacled Amazon | Amazona pretrei |
| Red-tailed Black Cockatoo | Calyptorhynchus banksii |
| Red-tailed Monkey | Cercopithecus ascanius |
| Red-tape | Burocracia |
| Red-throated Diver | Gavia stellata |
| Red-toothed shrew | Soricidae |
| Red-winged Pytilia | Pytilia phoenicoptera |
| Red-winged Tinamou | Rhynchotus rufescens |
| Reda Mansour | Reda Mansour |
| redbreast | petirrojo |
| Redbreasts | Erithacus rubecula |
| redden | enrojecerse |
| Reddening law | Ley de enrojecimiento |
| reddish | rojizo |
| reddish-brown | castaño rojizo |
| Rede Globo | TV Globo |
| redecorate | renovar |
| redecorating | renovador |
| redecoration | renovación |
| redeem | desempeñar |
| redeemable | redimible |
| redeemed | extinguir |
| Redeemer | Redentor |
| redeeming | redentor |
| redemption | amortización |
| redemptive | redentor |
| Redemptor Hominis | Redemptor Hominis |
| Redemptoris Mater | Seminario Redemptoris Mater |
