| Subject | English | Spanish |
| ichtyol. | Antillean snake eel | tieso antillano Ophichthus spinicauda |
| nat.sc., agric. | black snake mackerel | escolar oscuro (Nealotus tripes) |
| environ., nat.res. | Boidae snakes | boas (Boidae) |
| environ., nat.res. | colubrid snakes | culebras (Colubridae) |
| IT, dat.proc. | column snaking | columnas periodísticas |
| life.sc., environ. | common rat snake | culebra ratera oriental (Ptyas mucosa) |
| econ., fin. | Community snake | serpiente comunitaria |
| IMF. | currency snake system | serpiente (en el túnel) |
| IMF. | currency snake system | intervención en múltiples monedas |
| IMF. | currency snake system | acuerdo europeo de márgenes estrechos |
| mil. | demolition snake | serpiente de demolición |
| ichtyol. | dusky snake eel | tieso lucio Ophichthus parilus |
| agric. | edible snake gourd | cohombro víbora (Trichosanthes anguina) |
| agric. | edible snake gourd | cohombro serpentino (Ccucumis melo var. flexuosus, Trichosanthes anguina) |
| agric. | edible snake gourd | cohombro vibora (Ccucumis melo var. flexuosus, Trichosanthes anguina) |
| agric. | edible snake gourd | cohombro largo (Ccucumis melo var. flexuosus, Trichosanthes anguina) |
| ichtyol. | fangtooth snake eel | tieso de dientes Aplatophis chauliodus |
| hobby | game of snakes and ladders | juego de la oca |
| life.sc., environ. | Indian egg-eating snake, Indian egg-eater, Westermann's snake | culebra comedora de huevos (Elachistodon westermanni) |
| econ., fin. | to intervene in snake currencies | intervenir en monedas de la serpiente |
| ecol. | large snake | culebrón |
| nat.sc., agric. | Marley's snake mackerel | escolar de Marley (Thyrsitoides marleyi) |
| agric., mech.eng. | meal snake auger | serpentín de harina |
| agric., mech.eng. | meal snake auger | espiral transportadora |
| mil. | mine-clearing snake | serpiente para levantar minas |
| life.sc., environ. | mussurana snake | musurana (Clelia clelia) |
| med. | poisoning by snake venom | ofidismo (ophidismus) |
| med. | poisoning by snake venom | ofidiasis (ophidismus) |
| gen. | poisonous snake | serpiente venenosa |
| gen. | to put the currency snake back into a Community framework | serpiente monetaria |
| nat.res. | red snake-bark maple | arce rojo japonés de corteza serpentina (Acer capillipes) |
| med. | serum against snake bite | suero antivenenoso |
| gen. | slithering snake | serpiente deslizándose |
| ecol. | small snake | culebra |
| med. | snake bite | mordedura de serpiento |
| nat.sc., agric. | snake blenny | doncella barbada (Ophidion barbatum) |
| life.sc., environ. | snake buzzard | águila culebrera europea (Circaetus gallicus) |
| life.sc., environ. | snake buzzard | águila culebrera (Circaetus gallicus) |
| nat.sc., agric. | snake cucumber | anguria (Cucumis flexuosus) |
| bot. | snake cucumber | cohombro serpentino Cucumis flexuosus |
| bot. | snake cucumber | melón flexuoso Cucumis flexuosus |
| nat.sc., agric. | snake cucumber | cohombre serpentino (Cucumis flexuosus) |
| nat.sc., agric. | snake cucumber | melon flexuoso (Cucumis flexuosus) |
| bot. | snake cucumber | anguria Cucumis flexuosus |
| tech. | snake drill | taladradora con transmisión flexible |
| fish.farm. | snake-eel | serpiente de mar (Ophisurus serpens) |
| fish.farm. | snake eel | culebra |
| tech. | snake eye | bomba de alta resistencia |
| IMF. | snake in the tunnel | intervención en múltiples monedas |
| IMF. | snake in the tunnel | serpiente (en el túnel) |
| IMF. | snake in the tunnel | acuerdo europeo de márgenes estrechos |
| fin. | snake in the tunnel | serpiente en el túnel |
| nat.res., fish.farm. | snake mackerel | sierra (Lepidocybium flavobrunneum) |
| fish.farm. | snake mackerel | escolar |
| nat.res. | snake mackerel | escolar de canal (Gempylus serpens) |
| ichtyol. | snake mackerel | escolar de canal Gempylus serpens |
| fish.farm. | snake mackerels | escolares (Gempylidae) |
| transp. | snake mode | serpenteando |
| transp. | snake mode | modo en rumbo-sinuoso |
| environ., nat.res. | snake-necked turtles | tortuga de cuello de serpiente (Chelidae) |
| bot. | snake-root | hierba sonajero Cimicifuga racemosa |
| bot. | snake-root | cimicífuga Cimicifuga racemosa |
| IMF. | snake system | serpiente (en el túnel) |
| IMF. | snake system | intervención en múltiples monedas |
| IMF. | snake system | acuerdo europeo de márgenes estrechos |
| health., nat.res. | snake venom | veneno de serpiente |
| bot. | snake wood | culebrina Colubrina ferruginosa, rufa |
| nat.sc., agric. | spotted snake milliped | cardador manchado (Blaniulus guttulatus) |
| gen. | the snake charmer is a phony | el encantador de serpientes es un farsante |
| fin. | the snake's lower limit | límite inferior de la serpiente |
| fin. | the snake's upper limit | límite superior de la serpiente |
| gen. | The snake slithers silently | La serpiente se desliza silenciosamente |
| nat.res. | white snake mackerel | escolar sierra |