| Subject | English | Spanish |
| gen. | All the insects in the laboratory have escaped | Se han escapado todos los insectos del laboratorio |
| agric. | anti-insect netting | red antiinsecto |
| environ. | aquatic insect | insecto acuático |
| forestr. | area affected by insect and disease | área afectada por insectos y enfermedades |
| agric. | beneficial insect | insecto útil |
| agric. | beneficial insect | insecto benéfico |
| nat.sc., agric. | beneficial insects | insectos útiles |
| entomol. | biting insect | insecto mordedor |
| nat.sc., agric. | biting insect | insecto masticador |
| nat.sc., agric. | biting insects | insecto picador |
| industr., construct. | black spot in wood caused by insects | picado negro |
| industr., construct. | black spot in wood caused by insects | galería de insectos de color oscuro |
| entomol. | blood-sucking insect | insecto hematófago |
| agric., chem. | carbon disulphide is used to rid soils of insects and subterranean larvae | para desinsectar los suelos, comprendidas las larvas subterráneas, se utiliza el sulfuro de carbono |
| nat.sc., agric. | crop-destroying insect | insecto devastador de las plantas |
| nat.res. | cuckoo-spit insect | espumadora (Philaenus leucophthalmus, Philaenus spumarius) |
| nat.res. | cuckoo-spit insect | cigarra espumosa (Philaenus leucophthalmus, Philaenus spumarius) |
| entomol. | cuckoo-spit insect | espumadora Philaenus spumarius |
| entomol. | cuckoo-spit insect | cigarra espumosa Philaenus spumarius |
| nat.sc., agric. | cuckoo-spit insect | afrófora |
| health., nat.res. | Culicoides insect | insecto del género culícido |
| horticult. | Dalmatian insect powder | pelitre de Dalmacia |
| forestr. | damage by insects | plagas |
| agric. | damage by insects | daño causado por insectos |
| nat.sc., agric. | destroying insect | devastador |
| health., agric. | disease-carrying insect | insecto vector |
| health., agric. | disease-carrying insect | insecto transmior |
| forestr. | edible insect | insecto comestible |
| gen. | electric devices for attracting and killing insects | dispositivos eléctricos para la atracción y destrucción de insectos |
| nat.sc., agric. | entomophagous insect | insecto entomófago |
| org.name. | Expert Consultation on Capacity Building Towards Monitoring and Management of Migratory and Invasive Insect and Other Animal Pests | Consulta de expertos sobre creación de capacidad para la vigilancia y gestión de insectos migratorios e invasivos y otras plagas de animales |
| org.name. | FAO/IAEA International Symposium on Isotopes and Radiation for Insect Control or Eradication | Simposio internacional FAO/OIEA sobre isótopos y radiaciones para la lucha o erradicación de insectos |
| econ. | fight against insects | lucha contra los insectos |
| forestr. | forest insect and disease management | gestión de plagas y enfermedades forestales |
| environ. | genetic change in insects | alteración genética en los insectos |
| UN | genetically modified insect resistance | resistencia a los insectos obtenida por modificaciones genéticas |
| nat.sc., agric. | grinding insects | insectos trituradores |
| agric. | to handpick insects | recoger insectos a mano |
| agric. | to handpick insects | desinsectar a mano |
| environ. | harmful insect | insecto dañino |
| entomol. | injurious insect | insecto dañino |
| environ. | injurious insect | plaga derivada |
| nat.sc. | injurious insects | insectos perjudiciales |
| org.name. | Insect and Pest Control | Lucha contra Insectos y Plagas |
| forestr. | insect attack | plaga forestal de insectos |
| forestr. | insect attack | plaga de insectos |
| environ. | insect attractant | insecticida-cebo |
| life.sc., nat.res., forestr. | insect borer | horadador |
| health. | insect-borne disease | enfermedad transmitida por los insectos |
| vet.med. | insect cell culture | cultivo de células de insectos |
| agric. | insect control | lucha contra insectos |
| agric. | insect control | desinsectación |
| agric. | insect control | lucha contra los insectos |
| forestr. | insect damage | plaga |
| forestr. | insect damage | daño por insectos |
| pest.contr. | insect damaged bean | grano agorgojado |
| pest.contr. | insect damaged bean | grano gorgojado |
| pest.contr. | insect damaged bean | grano con daños por insectos |
| nat.res. | insect dropping | deyección de insectos |
| chem. | insect exterminant | insecticida |
| health. | insect fungus | hongo entomopatogeno |
| health. | insect fungus | hongo entomogeno |
| entomol. | insect growth regulator | regulador del crecimiento de los insectos |
| gen. | insect hole | galerìas de insectos |
| health. | insect hole | perdigonado de las hojas |
| nat.sc. | insect hole | mina de insecto |
| agric. | insect hole | perforación de insectos |
| nat.sc. | insect hole | galería de insecto |
| gen. | insect hole | galerìa de insecto |
| entomol. | insect honey dew | secreción dulce de insectos |
| nat.sc., agric. | insect infestation | infestación por insectos |
| agric. | insect injury | daño causado por insectos |
| meteorol. | insect kill | matanza por insectos |
| agric. | insect-killing misty spray | niebla insecticida |
| biotechn. | insect-killing toxin | toxina que matan a los insectos |
| life.sc., agric. | insect mull | moder |
| forestr. | insect outbreak | plaga forestal de insectos |
| gen. | insect outbreak | plaga de insectos |
| environ. | insect pest | plaga derivada |
| agric. | insect pest | plaga de insectos |
| agric. | insect pest control | desinsectación |
| agric. | insect pest control | lucha contra los insectos |
| org.name. | Insect Pest Control Laboratory | Laborarorio de Lucha contra Plagas de Insectos |
| nat.sc. | insect pests | insectos perjudiciales |
| nat.sc. | insect pollination | entomofilia |
| environ. | insect pollination | polinización entomófila |
| environ. | insect pollinator | insecto polinizador |
| pack. | insect-proof | barrera a los insectos |
| pack. | insect-proof | impermeable |
| forestr. | insect repellant | repelente de insectos |
| textile | insect repellent | acabado insectífugo |
| nat.sc., agric. | insect repellent | insectifugo |
| environ., chem. | insect repellent | repelente |
| environ., chem. | insect repellent | repelente de insectos |
| gen. | insect repellents | insectífugos |
| biotechn. | insect resistance | resistencia a insectos |
| textile | insect resistance | resistencia a los insectos |
| textile | insect resistance finish | acabado insectífugo |
| health. | insect resistance to Bacillium thuringiensis Bt | resistencia de los insectos al Bacillium thurigiensis Bt |
| textile | insect resistance treatment | tratamiento insectifugo |
| pest.contr. | insect resistant | resistente a insectos |
| pest.contr. | insect resistant crop | cultivo resistente a insectos |
| health. | insect resistant to transmitting the parasite | insecto refractario a la transmisión del parásito |
| health. | insect screen | mosquitero |
| health. | insect screen | red protectora contra los insectos |
| health. | insect screening | mosquitero |
| health. | insect screening | red protectora contra los insectos |
| biotechn. | insect tolerance | tolerancia a los insectos |
| agric. | insect trap | pillainsectos |
| agric. | insect trap | matamoscas |
| agric. | insect trap | matainsectos |
| agric. | insect trap or insect funnel | embudo pulgonero |
| gen. | insect traps | trampas para insectos |
| health. | insect vector | insecto vector |
| microbiol. | insect virus | entomovirus |
| microbiol. | insect virus | virus de insectos |
| mun.plan. | insect wax | cera de insectos |
| chem. | insect wax | cera de China |
| chem. | insect wax | cera de árbol |
| nat.sc. | insectivorous insects | insectos entomófagos |
| forestr. | insects as food | insecto comestible |
| environ. | International Centre of Insect Physiology and Ecology | Centro Internacional de Fisiología y Ecología de los Insectos |
| entomol. | larvicolous insects | insectos larvícolas |
| entomol. | larviparous insects | insectos larvíparos |
| entomol. | leaf insects | insectos-hoja Phyllidae |
| entomol. | leaf-feeding insect | insectos que se alimentan de las hojas |
| health., nat.res. | Management Committee COST 812 - Cold Active Lines of Insect Parasitic Nematodes | Comité de gestión COST 812 de líneas activas a baja temperatura de nematodos parásitos de insectos |
| gen. | My finger is swollen by insect bites | Mi dedo está hinchado por la picadura de in insecto |
| agric. | noxious insect | insecto dañino |
| horticult. | Persian insect powder | pelitre del Cáucaso y de Persia |
| nat.sc. | phytophagous insect | insecto fitófago |
| nat.sc. | plant-eating insect | insecto fitófago |
| nat.sc. | pollinating insect | insecto polinizador |
| nat.sc. | polliniferous insect | insecto polinizador |
| nat.sc., agric. | predaceous insect | insecto depredador |
| agric. | predaceous insect | predator |
| environ. | predacious insect | insecto rapaz |
| environ. | predacious insect | insecto predador |
| agric. | predatory insect | insecto depredador |
| agric. | predatory insect | predator |
| nat.sc., agric. | primary insect | insecto primario |
| vet.med. | recombinant insect virus | virus recombinante de insectos |
| agric. | rice resistant to insects | arroz resistente a los insectos |
| nat.sc., agric. | scale insect | cochinilla |
| agric. | scale insects | cochinillas de la viña (Coccoidea) |
| nat.sc., agric. | secondary insect | insecto secundario |
| entomol. | stick insect | insecto palo Diapheromera femorata |
| org.name. | Study Group on Forest Insects and Diseases | Grupo de Estudio sobre Insectos y Enfermedades Forestales |
| nat.sc., agric. | sucking insect | insecto chupador |
| nat.sc., agric. | sucking insects | insectos chupadores |
| nat.sc., agric. | tearing insects | insectos trituradores |
| gen. | The extract of this plant repels insects | El extracto de esta planta repele insectos |
| gen. | This insect was found embedded in amber | Este insecto lo encontramos embebido en ámbar |
| entomol. | timber boring insect | insecto barrenador de madera |
| entomol. | timber boring insect | insecto xilófago |
| pest.contr. | transgenic insect resistant crop | cultivo transgénico resistente a insectos |
| nat.sc., agric. | transmission by insects | transmisión por insectos |
| agric. | useful insect | insecto benéfico |
| agric. | useful insect | insecto útil |
| health., agric. | vector insect | insecto transmior |
| health. | vector insect | insecto vector |
| nat.sc., agric. | vector insects | insectos transmisores |
| entomol. | wide host range insect | insecto polífago |
| life.sc., nat.res., forestr. | wood-boring insect | horadador |
| org.name. | Working Party on Poplar Insect Pests | Grupo de Trabajo sobre Insectos del Álamo |