| Subject | English | Spanish |
| bot. | American chestnut | castaño americano Castanea dentata |
| nat.sc., agric. | American chestnut tree | castaño americano (Castanea americana, Castanea dentata) |
| pest.contr. | canker of chestnut | ramos secos del castaño Endothia parasitica |
| pest.contr. | canker of chestnut | mal de la corteza del castaño Endothia parasitica |
| pest.contr. | canker of chestnut | chancro americano del castaño Endothia parasitica |
| pest.contr. | canker of chestnut | chancro del castaño Endothia parasitica |
| bot. | Cape chestnut | calodendro Calodendrum capensis |
| nat.res. | chestnut-bellied sandgrouse | ganga moruna (Pterocles exustus) |
| nat.sc., agric. | Chestnut blight | Chancro del castaño (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| nat.sc., agric. | chestnut blight | Chancro de la corteza (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| pest.contr. | chestnut blight | chancro americano del castaño Endothia parasitica |
| pest.contr. | chestnut blight | ramos secos del castaño Endothia parasitica |
| pest.contr. | chestnut blight | chancro del castaño Endothia parasitica |
| nat.sc., agric. | chestnut blight | chancro del castaño (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| nat.sc., agric. | Chestnut blight | chancro del castaño (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| nat.sc., agric. | chestnut blight | Chancro del castaño (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| pest.contr. | chestnut blight | mal de la corteza del castaño Endothia parasitica |
| nat.sc., agric. | Chestnut blight | Chancro de la corteza (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| nat.res. | chestnut bunting | escribano herrumbroso (Emberiza rutila) |
| horticult. | chestnut-bur | erizo |
| nat.sc., agric. | Chestnut canker | Chancro de la corteza (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| nat.sc., agric. | Chestnut canker | Chancro del castaño (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| nat.sc., agric. | Chestnut canker | chancro del castaño (Cryphonectria parasitica, Cytospora parasitica, Endothia parasitica) |
| entomol. | chestnut chafer | cochorro Melolontha melolontha |
| entomol. | chestnut chafer | melotonta Melolontha melolontha |
| entomol. | chestnut chafer | gusano blanco Melolontha melolontha |
| entomol. | chestnut chafer | gallina ciega Melolontha melolontha |
| entomol. | chestnut chafer | abejorro común Melolontha melolontha |
| tech. | chestnut coal | antracita de 1 116 a 1 196 de pulgada |
| tech. | chestnut coal | almendrilla |
| entomol. | chestnut fruit moth | gusano de las castañas Laspeyresia splendana |
| entomol. | chestnut fruit moth | polilla de las castañas Laspeyresia splendana |
| nat.sc., agric. | chestnut fruit moth | gusano de las castañas (Laspeyresia splendana) |
| entomol. | chestnut fruit moth | tórtrix de las castañas Laspeyresia splendana |
| nat.sc., agric. | chestnut fruit moth | polilla de las castañas (Laspeyresia splendana) |
| entomol. | chestnut fruit tortrix | tórtrix de las castañas Laspeyresia splendana |
| entomol. | chestnut fruit tortrix | polilla de las castañas Laspeyresia splendana |
| entomol. | chestnut fruit tortrix | gusano de las castañas Laspeyresia splendana |
| agric. | chestnut horse | alazan |
| forestr. | chestnut husk | erizo |
| pest.contr. | chestnut ink disease | peste del castaño Phytophthora cambivora |
| pest.contr. | chestnut ink disease | tinta del castaño Phytophthora cambivora |
| ichtyol. | chestnut latirus | huso castaña Leucozonia nassa |
| entomol. | chestnut leaf roller | tortrícido precoz de la castaña Pammene fasciana |
| pest.contr. | chestnut leaf spot | seca de las hojas del castaño Cylindrosporium castanicolum |
| pest.contr. | chestnut leaf spot | socarrina de las hojas del castaño Cylindrosporium castanicolum |
| bot. | chestnut oak | roble de fruto sentado Quercus petraea, Q. sessiflora |
| bot. | chestnut oak | roble albar Quercus petraea, Q. sessiflora |
| food.ind. | chestnut panellet with chocolate | panellet de castaña al chocolate |
| agric. | chestnut paste | pasta de castañas |
| agric., food.ind. | chestnut purée | crema de castañas |
| agric. | chestnut purée | puré de castañas |
| life.sc. | chestnut soil | suelo castaño |
| soil. | chestnut soil | suelo castaños |
| gen. | chestnut-tree | castańo |
| ichtyol. | chestnut turban | turbante castaña Turbo castanea |
| agric. | Chestnut weevil | gorgojo de las catañas (Balaninus elephas, Curculio elephas) |
| nat.sc., agric. | chestnut weevil | balanino (Balaninus elephas, Curculio elephas) |
| entomol. | chestnut weevil | gorgojo de las castañas Curculio elephas |
| nat.sc., agric. | chestnut weevil | gorgojo del castaño (Balaninus elephas, Curculio elephas) |
| agric. | Chestnut weevil | balanino del castaño (Balaninus elephas, Curculio elephas) |
| agric. | chestnut wood | madera de castaño |
| nat.res. | chestnut woods | bosque de castaños |
| gen. | chestnuts, fresh | castañas frescas |
| bot. | Chinese chestnut | castaño de la China Castanea mollissima |
| bot. | Chinese chestnut | castaño chino Castanea mollissima |
| bot. | dwarf chestnut | castaño enano Castanea alnifolia |
| nat.sc., agric. | earth chestnut | almorta tuberosa (Lathyrus tuberosus L.) |
| horticult. | edible chestnut | castaña |
| agric. | European chestnut | castaña |
| bot. | European chestnut | castaño Castanea sativa, Castanea vesca, Castanea vulgaris |
| nat.sc., agric. | European chestnut tree | castaño (Castanea Sativa mill., Castanea sativa, Castanea sativa p. miller, Castanea vesca, Castanea vulgaris) |
| nat.sc., agric. | European chestnut tree | castaña (Castanea Sativa mill., Castanea sativa, Castanea sativa p. miller, Castanea vesca, Castanea vulgaris) |
| food.ind. | fruit jams, jellies and marmalades and chestnut purée | confituras, jaleas, "marmalade" de frutas y crema de castañas |
| agric. | golden chestnut | alazán dorado |
| med. | golden chestnut | alazan dorado |
| bot. | horse chestnut | castaño de Indias Aesculus hippocastanum |
| bot. | horse chestnut | castaño caballuno Aesculus hippocastanum |
| med. | horse chestnut | castaño de Indias |
| entomol. | horse-chestnut borer | barrenador de los troncos Zeuzera pyrina (L.) |
| entomol. | horse-chestnut borer | zeuzera Zeuzera pyrina (L.) |
| entomol. | horse-chestnut borer | taladro amarillo de la madera Zeuzera pyrina (L.) |
| entomol. | horse-chestnut borer | taladro amarillo de los troncos Zeuzera pyrina (L.) |
| nat.res. | horse-chestnut tree | castaño de Indias (Aesculus hippocastanum, Aesculus hippocastanus, Aesculus hyppocastanum Lin.) |
| nat.sc., agric. | horse chestnuts | caballuno |
| pest.contr. | ink disease of chestnut | tinta del castaño Phytophthora cambivora |
| pest.contr. | ink disease of chestnut | peste del castaño Phytophthora cambivora |
| nat.res., forestr. | ink disease of chestnut | tinta del castaño (Phytophthora cambivora, Phytophthora cinnamoni) |
| bot. | Japanese chestnut | castaño del Japón Castanea crenata |
| bot. | Japanese horse chestnut | castaño japonés Aesculus turbinata |
| pest.contr. | leaf blotch of horse chestnut | mancha foliar del castaño de Indias Guignardia aesculi |
| bot. | Moreton Bay chestnut | castaño de Australia Castanospermum australe |
| soil. | reddish chestnut soil | suelo castaño rojizo |
| agric. | Spanish chestnut | castaña |
| bot. | Spanish chestnut | castaño Castanea sativa, Castanea vesca, Castanea vulgaris |
| nat.sc., agric. | Spanish chestnut tree | castaño (Castanea Sativa mill., Castanea sativa, Castanea sativa p. miller, Castanea vesca, Castanea vulgaris) |
| nat.sc., agric. | Spanish chestnut tree | castaña (Castanea Sativa mill., Castanea sativa, Castanea sativa p. miller, Castanea vesca, Castanea vulgaris) |
| agric. | Spanish chestnut tree | castaño europeo (Castanea sativa) |
| life.sc., agric. | sweet chestnut | castaño común (Castanea sativa, Castanea vesca, Castanea vulgaris) |
| nat.sc., agric. | sweet chestnut | castaña (Castanea Sativa mill., Castanea sativa, Castanea sativa p. miller, Castanea vesca, Castanea vulgaris) |
| nat.sc., agric. | sweet chestnut | castaño (Castanea Sativa mill., Castanea sativa, Castanea sativa p. miller, Castanea vesca, Castanea vulgaris) |
| bot. | sweet chestnut | castaño americano Castanea dentata |
| agric. | sweet chestnut plantation | grupo de castaños |
| nat.sc., agric. | sweet chestnut tree | castaña (Castanea Sativa mill., Castanea sativa, Castanea sativa p. miller, Castanea vesca, Castanea vulgaris) |
| nat.sc., agric. | sweet chestnut tree | castaño (Castanea Sativa mill., Castanea sativa, Castanea sativa p. miller, Castanea vesca, Castanea vulgaris) |
| stat., agric. | sweet chestnuts as stand | castañar |
| entomol. | two-lined chestnut borer | agrilo del castaño Agrilus bilineatus |
| bot. | water chestnut | castaño acuático Trapa natans |
| nat.sc., agric. | water chestnut | castana de agua (Trapa natans) |
| nat.res., agric. | water chestnut | trapa (Eleocharis tuberosa) |
| agric. | water chestnut | castaña de agua |
| bot. | water chestnut | trapa Trapa natans |
| bot. | water chestnut | trufa de agua Trapa natans |
| nat.sc., agric. | white chestnut | castaño americano (Castanea americana, Castanea dentata) |