| A | B |
| la depresión | depression |
| la enfermedad | illness |
| la gripe | flu |
| la herida | injury |
| el malestar | discomfort |
| la obesidad | obesity |
| el resfriado | cold |
| la respiración | breathing |
| la tensión alta/baja | high/low blood pressure |
| la tos | cough |
| el virus | virus |
| contagiarse | to become infected |
| desmayarse | to faint |
| empeorar | to deteriorate; to get worse |
| enfermarse | to get sick |
| estar resfriado | to have a cold |
| lastimarse | to get hurt |
| permanecer | to remain; to last |
| ponerse bien/mal | to get well/sick |
| sufrir de | to suffer from |
| tener buen/mal aspecto | to look healthy/sick |
| tener fiebre | to have a fever |
| toser | to cough |
| agotado | exhausted |
| inflamado | inflamed |
| mareado/a | dizzy |
| la cirugía | surgery |
| el/la cirujano/a | surgeon |
| la consulta | doctor's appointment |
| el consultorio | doctor's office |
| la operación | operation |
| los primeros auxilios | first aid |
| la sala de emergencias | emergency room |
| la aspirina | aspirin |
| el calmante | painkiller; tranquilizer |
| el jarabe | syrup |
| la pastilla | pill |
| la receta | prescription |
| el tratamiento | treatment |
| la vacuna | vaccine |
| la venda | bandage |
| el yeso | cast |
| curarse | to heal; to be cured |
| poner una inyección | to give a shot |
| recuperarse | to recover |
| sanar | to heal |
| tratar | to treat |
| curativo/a | healing |
| la alimentación | diet (nutrition) |
| la autoestima | self-esteem |
| el bienestar | well-being |
| el estado de ánimo | mood |
| la salud | health |
| adelgazar | to lose weight |
| dejar de fumar | to stop smoking |
| descansar | to rest |
| engordar | to gain weight |
| mejorar | to improve |
| prevenir | to prevent |
| relajarse | to relax |
| trasnochar | to stay up all night |
| sano/a | healthy |
| la bienvenida | welcome |
| la despedida | farewell |
| el destino | destination |
| el itinerario | itinerary |
| la llegada | arrival |
| el pasaje (de ida y vuelta) | (round trip) ticket |
| el pasaporte | passport |
| la temporada alta/baja | high/low season |
| el/la viajero/a | traveler |
| hacer las maletas | to pack |
| hacer un viaje | to take a trip |
| ir(se) de vacaciones | to go on vacation |
| perder (el vuelo) | to miss (the flight) |
| regresar | to return |
| a bordo | on board |
| retresado/a | delayed |
| vencido/a | expired |
| vigente | valid |
| el albergue | hostel |
| el alojamiento | lodging |
| la habitación individual/doble | single/double room |
| la recepción | front desk |
| el servicio de habitación | room service |
| alojarse | to stay |
| cancelar | to cancel |
| estar lleno/a | to be full |
| quedarse | to stay |
| reservar | to reserve |
| de buena categoría | high quality |
| incluido/a | included |
| recomendable | recommendable; advisable |
| el accidente (automovilístico) | (car) accident |
| el/la agente de aduanas | customs agent |
| el aviso | notice; warning |
| el cinturón de seguridad | seatbelt |
| el congestionamiento | traffic jam |
| las medidas de seguridad | security measures |
| la seguridad | safety; security |
| el seguro | insurance |
| ponerse/quitarse (el cinturón) | to fasten/to unfasten (the seatbelt) |
| reducir (la velocidad) | to reduce (speed) |
| peligroso/a | dangerous |
| prohibido/a | prohibited |
| la aventura | adventure |
| el/la aventurero/a | adventurer |
| la brújula | compass |
| el buceo | scuba diving |
| el campamento | campground |
| el crucero | cruise (ship) |
| el (eco)turismo | (eco)tourism |
| la excursión | excursion; tour |
| la frontera | border |
| el/la guía turístico/a | tour guide |
| la isla | island |
| las olas | waves |
| el puerto | port |
| las ruinas | ruins |
| la selva | jungle |
| el/la turista | tourist |
| navegar | to sail |
| recorrer | to visit; to go around |
| lejano/a | distant |
| turístico/a | tourist (adj.) |
| más | more |
| menos | less |
| mejor | better |
| peor | worse |
| mayor | older |
| menor | younger |
| el/la más | the most |
| el/la menos | the least |
| el/la mejor | the best |
| el/la peor | the worst |
| el/la mayor | the oldest |
| el/la menor | the youngest |
| algo | something; anything |
| nada | nothing; not anything |
| alguien | somebody; someone; anyone |
| nadie | no one; not anyone; nobody |
| algún/alguno/alguna | any |
| algunos/algunas | some |
| ningún/ninguno/ninguna | no; none; not any |
| o...o | either...or |
| ni...ni | neither...nor |
| siempre | always |
| nunca, jamás | never; not ever |
| también | also |
| tampoco | neither; not either |
| que | than |
| de | of/in (a group) |
| tan...como | as...as |
| tanto/a...como | as much...as |
| tantos/as...como | as many...as |
| el árbol | tree |
| el arrecife | reef |
| el bosque (lluvioso) | (rain) forest |
| el campo | countryside; field |
| la cordillera | mountain range |
| la costa | coast |
| el desierto | desert |
| el mar | sea |
| la montaña | mountain |
| el paisaje | landscape; scenery |
| la tierra | earth |
| húmedo/a | humid |
| seco/a | dry |
| a orillas de | on the shores of |
| al aire libre | outdoors |
| el ave/el pájaro | bird |
| el cerdo | pig |
| el conejo | rabbit |
| el león | lion |
| el mono | monkey |
| la oveja | sheep |
| el pez | fish |
| la rana | frog |
| la serpiente | snake |
| el tigre | tiger |
| la vaca | cow |
| atrapar | to trap; to catch |
| cazar | to hunt |
| dar de comer | to feed |
| extinguirse | to become extinct |
| morder | to bite |
| en peligro de extinción | endangered |
| salvaje | wild |
| venenoso/a | poisonous |
| el huracán | hurricane |
| el incendio | fire |
| la inundación | flood |
| el relámpago | lightning |
| la sequía | drought |
| el terremoto | earthquake |
| la tormenta (tropical) | (tropical) storm |
| el trueno | thunder |
| el calentamiento global | global warming |
| la capa de ozono | ozone layer |
| el combustible | fuel |
| la contaminación | pollution; contamination |
| la deforestación | deforestation |
| el desarrollo | development |
| la erosión | erosion |
| la fuente de energía | energy source |
| el medio ambiente | environment |
| los recursos naturales | natural resources |
| agotar | to use up |
| conservar | to conserve; preserve |
| contaminar | to pollute; to contaminate |
| contribuir | to contribute |
| desaparecer | to disappear |
| destruir | to destroy |
| malgastar | to waste |
| proteger | to protect |
| reciclar | to recycle |
| resolver | to resolve |
| dañino | harmful |
| desechable | disposable |
| renovable | renewable |
| tóxico/a | toxic |
| a | to/at/for/upon/within/of/from/by |
| hacia | toward/to/approximately/around/about |
| con | with |
| conmigo | with me |
| contigo | with you |
| consigo | with himself/herself/yourself/itself/themselves/yourselves |
| la arroba | @ symbol |
| el blog | blog |
| el buscador | search engine |
| la computadora portátil | laptop |
| la contraseña | password |
| el corrector ortográfico | spell checker |
| la dirección de correo electrónico | email address |
| la informática | computer science |
| Internet | Internet |
| el mensaje de texto | text message |
| la página web | web page |
| el programa de computación | software |
| el reproductor de CD/DVD/MP3 | CD/DVD/MP3 player |
| el teléfono celular | cell phone |
| adjuntar (un archivo) | to attach (a file) |
| borrar | to erase |
| descargar | to download |
| guardar | to save |
| navegar en la red | to surf the web |
| avanzado/a | advanced |
| digital | digital |
| en línea | on line |
| inalámbrico | wireless |
| el agujero negro | black hole |
| el cohete | rocket |
| el cometa | comet |
| el espacio | space |
| la estrella (fugaz) | (shooting) star |
| el/la extraterrestre | alien |
| la gravedad | gravity |
| el ovni | UFO |
| el telescopio | telescope |
| el transbordador espacial | space shuttle |
| el ADN | DNA |
| el avance | advance; breakthrough |
| la célula | cell |
| el desafío | challenge |
| el descubrimiento | discovery |
| el experimento | experiment |
| el gen | gene |
| el invento | invention |
| la patente | patent |
| la teoría | theory |
| clonar | to clone |
| comprobar | to prove |
| crear | to create |
| fabricar | to manufacture; to make |
| formular | to formulate |
| inventar | to invent |
| investigar | to investigate |
| (bio)químico/a | (bio)chemical |
| especializado/a | specialized |
| ético/a | ethical |
| innovador(a) | innovative |
| revolucionario/a | revolutionary |
| el/la astronauta | astronaut |
| el/la astrónomo/a | astronomer |
| el/la biólogo/a | biologist |
| el/la científico/a | scientist |
| el/la físico/a | physicist |
| el/la ingeniero/a | engineer |
| el/la matemático/a | mathematician |
| el/la químico/a | chemist |
| el aumento de sueldo | raise in salary |
| la compañía | company |
| la conferencia | conference |
| el contrato | contract |
| el currículum vitae | résumé |
| el empleo | employment; job |
| la entrevista de trabajo | job interview |
| el puesto | position; job |
| la reunión | meeting |
| el sueldo mínimo | minimum wage |
| administrar | to manage; to run |
| ascender | to rise; to be promoted |
| contratar | to hire |
| despedir | to fire |
| exigir | to demand |
| ganar bien/mal | to be well/poorly paid |
| ganarse la vida | to earn a living |
| jubilarse | to retire |
| renunciar | to quit |
| solicitar | to apply for |
| (des)empleado/a | (un)employed |
| exitoso/a | successful |
| (in)capaz | (in)competent; (in)capable |
| el/la asesor(a) | consultant; advisor |
| el/la contador(a) | accountant |
| el/la dueño/a | owner |
| el/la ejecutivo/a | executive |
| el/la empleado/a | employee |
| el/la gerente | manager |
| el hombre/la mujer de negocios | businessman/woman |
| el/la socio/a | partner; member |
| el/la vendedor(a) | salesperson |
| la bolsa de valores | stock market |
| el comercio | commerce; trade |
| el desempleo | unemployment |
| la empresa multinacional | multinational company |
| la globalización | globalization |
| la huelga | strike |
| el impuesto (de ventas) | (sales) tax |
| la inversión (extranjera) | (foreign) investment |
| el mercado | market |
| la pobreza | poverty |
| la riqueza | wealth |
| el sindicato | labor union |
| exportar | to export |
| importar | to import |
| el ahorro | savings |
| la bancarrota | bankruptcy |
| el cajero automático | ATM |
| la cuenta corriente | checking account |
| la cuenta de ahorros | savings account |
| la deuda | debt |
| el presupuesto | budget |
| ahorrar | to save |
| cobrar | to charge; to receive |
| depositar | to deposit |
| financiar | to finance |
| gastar | to spend |
| invertir | to invest |
| pedir prestado/a | to borrow |
| prestar | to lend |
| a corto/largo plazo | short/long term |
| fijo/a | permanent; fixed |
| financiero/a | financial |