GRE IELTS solo Definition Performed alone or without accompaniment; alone. Example "The pilot completed a solo flight across the Atlantic." Sign in to save GRE PDF — $25 IELTS PDF — $25 ← solitude soloist → Study tips featuring "solo" Boost Your IELTS Writing With Precise Vocabulary Related words GRE awe GRE smithereens GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct GRE aberrant