Definition of sinuate
: having the margin wavy with strong indentations <sinuate leaves>
Origin and Etymology of sinuate
Latin sinuatus, past participle of sinuare to bend, from sinus curve
First Known Use: 1688
Learn More about sinuate
Seen and Heard
What made you want to look up sinuate? Please tell us where you read or heard it (including the quote, if possible).