ˌmistəˈsēˌtī noun plural
Usage: capitalized
Etymology: New Latin, plural of mysticetus Greenland whale, from Greek mystikētos, a whale (dubious reading in some early editions of Aristotle where some recent editions read ho mys to ketos and interpret as “the ‘mouse’ — that is, the whale so called”)
: a suborder of Cetacea consisting of the whalebone whales — compare odontoceti
• mys·ti·ce·tous | ̷ ̷ ̷ ̷|sēd.əs adjective