TOEFL IELTS endless Definition Having no end or limit; continuing indefinitely. Example "The desert seemed like an endless expanse of sand." Sign in to save TOEFL PDF — $25 IELTS PDF — $25 ← endemic endlessly → Study tips featuring "endless" TOEFL Academic Vocabulary: Study by Topic Boost Your IELTS Writing With Precise Vocabulary Related words TOEFL brighten GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate GRE abduct SAT abet GRE abhor GRE abide SAT abject TOEFL ablaze