noun \ˈmān-ˌsāl, ˈmān(t)-səl\

: the largest sail of a sailing ship

Full Definition of MAINSAIL

:  the principal sail on the mainmast — see sail illustration

First Known Use of MAINSAIL

15th century


Next Word in the Dictionary: main sequence
Previous Word in the Dictionary: mains
All Words Near: mainsail

Seen & Heard

What made you want to look up mainsail? Please tell us where you read or heard it (including the quote, if possible).

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More