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	Anfangsbuchstabe R


	R
	R
	R
	r.a.m.
	r.f.
	r.m.s. value
	Ra
	race
	racemic mixture (racemate)
	rad
	radar
	radial
	radial velocity (line-of-sight velocity)
	radian
	radiance
	radiant flux
	radiant intensity
	radiation
	radiation belts
	radiation hazard
	radiation pressure
	radiation temperature
	radiation units
	radiative capture
	radiative collision
	radiative transition
	radical
	radical (free radical)
	radical chain reaction
	radical polymerization
	radicle
	radio
	radio astronomy
	radio frequency (r.f.)
	radio galaxy
	radio interferometer
	radio receiver
	radio source
	radio telegraphy
	radio telephony
	radio telescope
	radio-
	radio-frequency heating
	radioactive decay
	radioactive waste
	radioactivity
	radiocarbon dating
	radioisotope
	radioluminescence
	radiolysis
	radionuclide
	radiotherapy
	radium
	radius (plural radii)
	radius of curvature
	radius of gyration
	radius vector
	radix
	radon (radium emanation)
	raffinose
	RÃ¶ntgen pays
	rainbow
	RAM
	Raman effect
	random number
	random sample
	random variable
	random walk
	Raney nickel
	range
	rank
	Raoult's law
	rare earth
	rare gas
	ras
	rate constant (rate coefficient, velocity constant)
	rate of change
	rate of reaction
	rate-limiting step (rate-determining step)
	ratio
	rational function
	rational number
	ray
	ray tracing
	Rayleigh scattering
	Rayleigh-Jeans law
	rayon
	Rb
	rDNA
	Re
	Re
	reactance
	reactant
	reaction
	reaction quotient
	reaction, chemical
	reactivity series
	reactor
	reading frame
	reagent
	real axis
	real gas
	real image
	real number
	real part
	real-time processing
	rearrangement
	receptor
	recessive
	reciprocal
	reciprocal lattice
	reciprocal proportions, law of (equivalent proportions, law of)
	recombinant DNA
	recombination
	recrystallization
	rectangle
	rectangular coordinates
	rectified spirit
	rectifier
	rectify
	rectilinear
	recurrence relation
	recurring decimal
	recursive procedure (recursive subroutine)
	red blood cell
	red giant
	red lead
	redox reaction
	redshift
	reduced instruction set computer
	reduced mass
	reductant (reducing agent)
	reductio ad absurdum
	reduction
	reference electrode
	reference state (of an element)
	refining
	reflectance
	reflecting telescope
	reflection
	reflection nebula
	reflex
	reflex angle
	reflux
	reforming
	refracting telescope
	refraction
	refractive index
	refractivity
	refractometer
	refractory
	refrigerant
	regenerator
	register
	regression
	relative
	relative aperture
	relative atomic mass (r.a.m., atomic weight)
	relative density
	relative error
	relative formula mass
	relative humidity
	relative molecular mass (r.m.m., molecular weight)
	relative permeability
	relative permittivity
	relativistic
	relativistic mass
	relativity
	relay
	reluctance (magnetic resistance)
	remainder
	remanence
	renewable energy source
	renormalization
	repeated DNA
	repeating decimal
	replication
	repressor
	reproduction
	reptile
	residue
	residue theorem
	resin
	resistance
	resistance thermometer
	resistivity
	resistor
	resolution
	resolving power
	resonance
	resonant circuit
	respiration
	respiratory chain
	respiratory quotient (RQ)
	response
	rest energy
	rest frame
	rest mass
	resting nucleus
	resting potential
	restriction enzyme (restriction nuclease, restriction endonuclease)
	restriction fragment length polymorphism (RFLP)
	restriction map
	resultant
	retardation (deceleration)
	retina
	retinol
	retort
	retrograde
	retrotransposon
	retrovirus
	reverse bias
	reverse genetics
	reverse osmosis
	reverse Polish notation (postfix notation)
	reverse transcriptase
	reverse transcription
	reversible
	reversible reaction
	Reynolds number
	Rf
	RFLP
	Rh
	rhenium
	rheostat
	Rhesus factor
	rhodium
	rhodopsin
	rhombencephalon
	rhombohedral
	rhombus
	riboflavin
	ribonuclease (RNAase)
	ribonucleic acid
	ribose
	ribosomal RNA (rRNA)
	ribosome
	ribozyme (catalytic RNA)
	Richter scale
	Riemann integral
	Riemannian geometry
	right angle
	right ascension
	right-angled triangle
	rigid body (compound body)
	rigidity modulus
	ring closure
	ring main
	ring opening
	ring strain
	Ringer's solution (physiological saline)
	RISC processor
	RNA (ribonucleic acid)
	RNA polymerase
	RNAase
	robot
	Rochelle salt
	rock-salt structure (halite structure)
	rocket
	rod
	rodent
	roentgen
	rolling friction
	ROM
	root
	root mean square value (r.m.s. value)
	rotary converter
	rotation
	rotational spectrum
	rotational symmetry
	rotor
	roughage
	rounding error
	roundworm
	Royal Society, The
	RQ
	Ru
	rubber
	rubella (German measles)
	rubidium
	ruby
	Runge-Kutta method
	Russell-Saunders coupling
	rusting
	ruthenium
	Rutherford scattering
	rutherfordium
	rutile structure
	Rydberg-Ritz equation

Anfangsbuchstabe R