Definitions
01smooth and continuous
B2 · Upper Intermediate
adj. happening in a smooth way without any sudden changes or problems.
adj. occurring without interruption, gaps, or logical inconsistencies; often used to describe transitions or integrations.
“The transition from the old software to the new one was seamless.”
“The director achieved a seamless flow between the flashback sequences and the present-day narrative, ensuring the audience never lost the plot's thread.”
Synonyms
Antonyms
02without physical joins
B2 · Upper Intermediate
adj. made in one piece without any lines where parts are joined together.
adj. lacking visible or physical seams; constructed as a single continuous piece of material.
“She wore a pair of seamless leggings for her yoga class.”
“The modern skyscraper features a seamless glass facade that reflects the sky without the interruption of bulky metal frames.”
Synonyms
Antonyms
Real-World Examples
“The two parties should move towards "seamless digital trade" and allow their young people to work and study on either side of the Atlantic, he said.” “The take-off, down a runway beside the field, is seamless.” Etymology
From Middle English seemles, semeles, semles, Old English *sēamlēas, equivalent to seam + -less. Cognate with Norwegian Bokmål sømløs (“seamless”), Swedish sömlös (“seamless”).
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
Word family
ADJECTIVE
ADVERB
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.B2 FirstIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.5.5–6.5TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 4.0–4.572–94TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.785–944
- Frequency
- Frequent
- Level
- B2 · Upper Intermediate
- Updated
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englishreference.com/q/seamless
「カタカナ語」 data: JMdict (EDRDG), CC BY-SA 4.0