Refers to a rapid, small-scale oscillation or quivering motion. Can be used as a noun or with する to describe the action of trembling or vibrating. The kanji form 顫動 is very rare; the word is normally written in kana.
The building trembled from the earthquake.
The vibration of the machine is transmitted to my hands.
trill
The kanji 顫 means 'to tremble' or 'to shiver', and 動 means 'to move'. The reading せんどう is the on'yomi of these characters. The word is rare and may be encountered in older or technical texts.