skeptic
Translation
sceptic, doubter
Examples
He is a skeptic about climate change.
He is a sceptic about climate change.
A true skeptic questions everything.
A true sceptic questions everything.
Grammar Patterns
((a)) sceptic about/of ((sth.)) a person who doubts (sth.) He is a sceptic about the new policy.
Similar Words
Synonyms: doubter, cynic; Antonyms: believer
Etymology
From Greek 'skeptikos' meaning 'inquirer, one who reflects'.
Memory Tips
A sceptic tends to 'skip' believing things without proof. Note the 'c' spelling in British English.