How many words are in this list?

This page gives 100 Spanish words on “Science and technology”. The full topic holds 193 in the KoKo app: 77 at the easy level, 67 at the medium level and 49 at the hard level.

Which words should I start with?

With level 1: these are the easiest words of the topic. Move on to level 2 once they come to you without thinking, then to level 3.

How can I remember this Spanish vocabulary?

By seeing each word again at longer and longer intervals, just before you forget it: that is spaced repetition. The KoKo app does it for you and tells you each day which words to review.

Can I print this list or save it as a PDF?

Yes. The “Print the list” button at the top of the page opens your device’s print dialog: choose to save as PDF to keep the 100 words and their translation, with nothing else around them.

Spanish vocabulary: science and technology

Experiment, energy, machine, research: the words of science and technology in Spanish.

Here are 100 Spanish words on “Science and technology”, translated into English and sorted from easiest to hardest.

Level 1: easy 40 words

Spanish	English
ácido	acid
análisis	analysis
agujero negro	black hole
cálculo	calculation
célula	cell
circuito	circuit
material conductor	conducting material
corriente	current
diferencia	difference
descubrimiento	discovery
elemento	element
potencia	exponent
fuerza	force
gas	gas
hipótesis	hypothesis
instrumento	instrument
laboratorio	laboratory
luz	light
máquina	machine
masa	mass
media	mean
medición	measurement
metal	metal
número	number
organismo	organism
progreso	progress
prueba	proof
rayo	ray
resistencia	resistance
ciencia	science
sólido	solid
especie	species
velocidad	speed
muelle	spring
estrella	star
estadística	statistic
suma	sum
técnica	technique
poner a prueba	to test
peso	weight

Level 2: medium 35 words

Spanish	English
aceleración	acceleration
adición	addition
área	area
átomo	atom
combustión	combustion
curva	curve
ADN	DNA
ingeniería	engineering
fracción	fraction
generador	generator
gravedad	gravity
hidrógeno	hydrogen
invento	invention
láser	laser
matriz	matrix
mecanismo	mechanism
molécula	molecule
óptica	optics
oxígeno	oxygen
patente	patent
probabilidad	probability
prototipo	prototype
cohete	rocket
muestra	sample
satélite	satellite
sensor	sensor
simulación	simulation
espectro	spectrum
teorema	theorem
demostrar	to demonstrate
diseñar	to design
replicar	to replicate
variable	variable
onda	wave
longitud de onda	wavelength

Level 3: hard 25 words

Spanish	English
álgebra	algebra
asteroide	asteroid
vaso de precipitados	beaker
biotecnología	biotechnology
ebullición	boiling
circunferencia	circumference
condensación	condensation
fisión	fission
rozamiento	friction
engranaje	gear wheel
logaritmo	logarithm
microscopio	microscope
nanotecnología	nanotechnology
oxidación	oxidation
partícula	particle
tabla periódica	periodic table
pipeta	pipette
polea	pulley
refracción	refraction
raíz cuadrada	square root
resta	subtraction
telescopio	telescope
tubo de ensayo	test tube
transformador	transformer
ingravidez	weightlessness

In Mexico, people say

KoKo also teaches Mexican Spanish. Among the words on this page, here are the ones that change.

mean media promedio
spring muelle resorte
friction rozamiento fricción

Mini quiz

5 words from this page, picked at random. Find their translation.

Frequently asked questions

How many words are in this list?: This page gives 100 Spanish words on “Science and technology”. The full topic holds 193 in the KoKo app: 77 at the easy level, 67 at the medium level and 49 at the hard level.
Which words should I start with?: With level 1: these are the easiest words of the topic. Move on to level 2 once they come to you without thinking, then to level 3.
How can I remember this Spanish vocabulary?: By seeing each word again at longer and longer intervals, just before you forget it: that is spaced repetition. The KoKo app does it for you and tells you each day which words to review.
Can I print this list or save it as a PDF?: Yes. The “Print the list” button at the top of the page opens your device’s print dialog: choose to save as PDF to keep the 100 words and their translation, with nothing else around them.

How KoKo makes words stick

These lists come from KoKo, the app to learn Spanish vocabulary on iPhone.