WordReference Random House Learner's Dictionary of American English © 2026
-naut-, root.
- -naut- comes from Greek, where it has the meaning "sailor;
'' it has become generalized to mean "traveler.'' These meanings are found in such words as: astronaut, cosmonaut, nautical, nautilus.
'-naut-' also found in these entries (note: many are not synonyms or translations):
aquanaut
- astronaut
- hydronaut
- -naut
- nowt
- taikonaut
- Ab
- aback
- abaft
- abeam
- aboardage
- about
- about ship
- accident boat
- admeasure
- affirmative flag
- aft
- after
- afterbody
- afterdeck
- afterguard
- aftermost
- afternoon watch
- afterpeak
- aftmost
- ahold
- ahoy
- ahull
- airport
- alee
- alist
- all
- aloft
- alongships
- alow
- anchor ball
- anchor bed
- anchor deck
- anchor light
- anchor pocket
- anchor shot
- anchor watch
- answer
- answering pennant
- antifouling
- antifouling paint
- apeak
- aport
- apostle
- apparel