marked by ill omens or signs, especially of future misfortune or failure
нещасливий
happening or continuing without interruption or stopping
безперервний
the harmfulness and the high contamination rate of a disease
вірулентність
a small book with a paper cover giving information about a particular subject
брошура
someone who writes pamphlets, especially one who promotes partisan views on political issues
брошюриста
(physics) the maximum distance a vibrating material, sound wave, etc. such as a pendulum travels from its first position
амплітуда
to state publicly that one takes no responsibility for something or has no knowledge of it
відмовитися
to make something known to someone or the public, particularly when it was a secret at first
викривати
to break the connection between people, objects, devices etc.
відключити
doing something secretly in an attempt to avoid notice
підпільний