demonstrated
UK[ˈdemənstreɪtɪd]US[ˈdemənstreɪtɪd]
v
Showed something clearly by giving proof or evidence.
v
Took part in a public protest or rally.
Morpheme Breakdown
de
monstr
ated
de
completely
monstr
show
ated
verb suffix, past tense
Etymology
The word 'demonstrated' originates from the Latin verb demonstrāre, meaning "to point out" or "to show". This Latin term is itself a compound of the intensive prefix de- ("completely") and monstrāre ("to show"), which derives from monstrum ("divine omen, portent"). The core idea of showing or pointing out an omen evolved into the more general sense of making something clearly evident through logical proof or visual display. The past participle suffix -ated marks the action as completed, solidifying the modern meaning of having shown something conclusively, whether through evidence or public action.
Analysis
Structure: de (completely) + monstr (show) + ated (verb suffix, past tense)
- de: Latin origin, a prefix meaning "completely" or "down from".
- monstr: Latin origin, from the root monstrāre meaning "to show" or "to point out".
- ated: Latin-derived suffix -ātus, forming past participles and verbs, indicating the action is completed.
Examples
The scientist demonstrated the experiment's success with clear data.
Thousands demonstrated in the city center against the new policy.
He demonstrated how to assemble the furniture step by step.