1610s, from Latin pītuītārius ("mucous"), from pītuīta, possibly from Proto-Indo-European *peyH- ("to be fat, swell"). Taken as the name for the gland because it was believed that it channeled mucus to the nose. As a noun by 1899.
Modern English dictionary
Explore and search massive catalog of over 900,000 word meanings.
Word of the Day
Get a curated memorable word every day.
Challenge yourself
Level up your vocabulary by setting personal goals.