T-wave
X-radiation
actino-
electron beam
submillimeter wave radiation
tetract
tetractine
monactine
gamma
angle bisector
tetrachotomy
half-ray
tektological
terahertz radiation
exponential map
hyper4
aurichloride
monactinal
Compton
Arthur Holly Compton
branchiostegal
radio-opacity
microbroadcasting
Arthur Compton
radiopacity
tmetic
API unit
flap
tetravalency
vierbein
shadowgraph
tetrameral
twittish
beamlet
radiozoan
Rontgen
Roentgen
lightray
X-ray
twerpish
Wilhelm Konrad Roentgen
Wilhelm Konrad Rontgen
ptilochronological
sestamibi
tetrasporous
interradial
tetracosactrin
tetrasporic
dufoil
tetrametric