rad

noun 0.711

steradian

noun 0.698

radiancy

noun 0.698

radius

noun 0.697

radial

noun 0.682

radium

noun 0.678

radius vector

noun 0.674

radiant

noun 0.668

radiale

noun 0.644

radion

noun 0.638

radar

noun 0.625

radicand

noun 0.617

radiate

noun 0.617

radiation

noun 0.616

ray

noun 0.606

rayon

noun 0.597

radiator

noun 0.582

angstrom

noun 0.578

radio

noun 0.572

rai

noun 0.564

radon

noun 0.563

radius of gyration

noun 0.561

angle

noun 0.559

radiance

noun 0.556

radical

noun 0.556

radiosity

noun 0.553

riad

noun 0.551

arcsine

noun 0.550

nilradical

noun 0.547

circumradius

noun 0.545

rade

noun 0.545

nonradical

noun 0.545

radial nerve

noun 0.544

radiometer

noun 0.542

radial velocity

noun 0.541

alpha radiation

noun 0.540

second of arc

noun 0.540

sin

noun 0.537

radio wave

noun 0.536

rada

noun 0.534

rah

noun 0.533

ratio

noun 0.532

ria

noun 0.531

sine

noun 0.530

diameter

noun 0.530

angular motion

noun 0.530

minute of arc

noun 0.529

radioactive

noun 0.529

angular velocity

noun 0.528

rata

noun 0.526

right angle

noun 0.525

square root

noun 0.524

ray gun

noun 0.523

redia

noun 0.523

solar radiation

noun 0.522

radix

noun 0.522

arcminute

noun 0.522

radial artery

noun 0.521

arcsecond

noun 0.521

unit circle

noun 0.520

radome

noun 0.520

rial

noun 0.518

rotary

noun 0.518

radionuclide

noun 0.517

ometer

noun 0.517

radio frequency

noun 0.516

rin

noun 0.516

ran

noun 0.515

sunray

noun 0.515

ring

noun 0.514

arctangent

noun 0.513

semidiameter

noun 0.513

circular arc

noun 0.513

rotation

noun 0.512

round

noun 0.512

raj

noun 0.512

cosine

noun 0.511

protractor

noun 0.511

rat

noun 0.511

rand

noun 0.511

radius of action

noun 0.510

wavelength

noun 0.510

gamma ray

noun 0.509

rate

noun 0.509

radial bearing

noun 0.508

goniometer

noun 0.507

microwave radiation

noun 0.507

tangent

noun 0.507

rubidium

noun 0.507

oxyradical

noun 0.506

ram

noun 0.505

radiometry

noun 0.505

degree

noun 0.505

angular

noun 0.505

latitude

noun 0.504

gamma

noun 0.503

rate constant

noun 0.503

sine wave

noun 0.503

ras

noun 0.503

orbital

noun 0.502