thumbnail
/ˈθʌm.neɪl/
ΘɅM · neɪl (2 syllables)
English
Noun
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Definition
The fingernail on the thumb.
Etymology
From thumb + nail. Compare West Frisian tommeneil (“thumbnail”), Dutch duimnagel (“thumbnail”), German Daumennagel (“thumbnail”). The phrase thumbnail sketch was first attested 1852. Verb sense attested 1930s.
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