| Subject | English | Spanish |
| nat.sc. | Asian wild ox | buey salvaje asiático (Bibos) |
| industr., construct. | back of ox hides | crupón de bovinos |
| agric. | common ox | buey común (Bos taurus) |
| agric. | draft ox | buey de labor |
| agric. | draft ox | buey de tiro |
| agric. | draft ox | buey de labranza |
| pets | draft ox | buey para tiro |
| agric. | draught ox | buey de labranza |
| agric. | draught ox | buey de labor |
| anim.husb. | draught ox | buey de trabajo |
| agric. | draught ox | buey de tiro |
| agric. | fat ox | buey de ceba |
| agric. | fat ox | novillo de invernada |
| agric. | fat ox | buey de engorde |
| agric. | fat ox | buey cebado |
| agric. | fattening ox | novillo de invernada |
| agric. | fattening ox | buey de engorde |
| agric. | fattening ox | buey de ceba |
| agric. | fattening ox | buey cebado |
| agric. | feeder ox | buey de ceba |
| agric. | feeder ox | buey cebado |
| agric. | feeder ox | buey de engorde |
| agric. | feeder ox | novillo de invernada |
| agric. | hair of oxen | crin de buey |
| anim.husb. | humped ox | cebú lechero australiano Bos indicus |
| environ., nat.res. | Indian wild ox | gauru (Bos gaurus) |
| nat.res. | musk-ox | buey almizclado (Ovibos muschatus) |
| nat.res. | musk-ox | toro almizclado (Ovibos moschatus) |
| agric. | ox-bow lake | agua estancada |
| life.sc., fish.farm. | ox crab | pato (Cancer pagurus) |
| life.sc., fish.farm. | ox crab | sabago (Cancer pagurus) |
| life.sc., fish.farm. | ox crab | jaiba de roca masera (Cancer pagurus) |
| life.sc., fish.farm. | ox crab | buey (Cancer pagurus) |
| life.sc., fish.farm. | ox crab | paguro (Cancer pagurus) |
| life.sc., fish.farm. | ox crab | masera (Cancer pagurus) |
| life.sc., fish.farm. | ox crab | buey de mar (Cancer pagurus) |
| agric. | ox driver | ganadero |
| fish.farm. | ox-eye | catalufa (Boops boops (Linnaeus), Box boops, Box vulgaris) |
| fish.farm. | ox-eye | boba (Boops boops, Box boops, Box vulgaris) |
| fish.farm. | ox-eye | boga (Boops boops, Box boops, Box vulgaris) |
| fish.farm. | ox-eye | boga de mar (Boops boops, Box boops, Box vulgaris) |
| agric. | ox-eye daisy | margaritón (Chrysanthemum leucanthemum) |
| agric. | ox-eye daisy | manzilla loca (Chrysanthemum leucanthemum) |
| agric. | ox-eye daisy | manzanilla loca (Leucanthemum vulgare) |
| agric. | ox-eye daisy | margarita de los prados (Chrysanthemum leucanthemum) |
| agric. | ox-eye daisy | margarita mayor (Chrysanthemum leucanthemum) |
| agric. | ox-eye daisy | leucantemo común (Leucanthemum vulgare) |
| med. | ox gall | bilis de buey |
| med. | ox gall | bilis búbula |
| med. | ox heart | corazón de Traube (cor taurinum, cor bovinum) |
| agric. | ox pen | boyeriza |
| agric. | ox pen | boyera |
| agric. | ox stable | boyera |
| agric. | ox stable | boyeriza |
| agric. | ox-stall | boyeriza |
| agric. | ox-stall | establo para bueyes |
| agric. | ox-stall | boyera |
| food.ind. | ox-tail | rabo del buey |
| nat.sc., agric. | ox-tongue fungus | lengua de buey (Fistulina hepatica) |
| nat.sc., agric. | ox-tongue fungus | higado de buey (Fistulina hepatica) |
| anim.husb. | ox training scheme | programa deadiestramiento de bueyes |
| med. | ox warble disease | larva migrans |
| med. | ox warble disease | miiasis subcutánea (larva migrans) |
| med. | ox warble disease | dermamiiasis (larva migrans) |
| agric. | ox warble fly | hipoderma del buey |
| agric. | ox warble fly | estro del buey |
| vet.med. | striped ox-warble fly | hipoderma rayada Hypoderma lineatum |
| agric. | team of oxen | yunta de bueyes |
| agric. | Watusi ox | buey Watussi |
| agric. | Watussi ox | buey Watussi |
| agric. | Watutsi ox | buey Watussi |
| anim.husb. | work ox | buey de trabajo |
| anim.husb. | work ox | buey de tiro |
| nat.sc., agric. | yellow ox-eye daisy | margarita del trigo (Chrysanthemum segetum) |
| nat.sc., agric. | yellow ox-eye daisy | margarita de los sembrados (Chrysanthemum segetum) |