The Britannica Dictionary
mobile search
Home
Ask the Editor
Word of the Day
Quizzes
Core Vocabulary
Browse the Dictionary
×
Britannica Homepage
Ask the Editor
Word of the Day
Quizzes
Core Vocabulary
Browse the Dictionary
The Britannica Dictionary
sextant
1 ENTRIES FOUND:
sextant
(noun)
sextant
/
ˈ
sɛkstənt/
noun
plural
sextants
sextant
/
ˈ
sɛkstənt/
noun
plural
sextants
Britannica Dictionary definition of SEXTANT
[
count
]
:
an instrument used to determine the position of a ship or airplane by measuring the positions of the stars and sun
ASK THE EDITOR
What is the adjective form of
tourist
?
See the answer »
QUIZZES
Vocabulary Quiz
Test your word power
Take the Quiz »
Name That Thing
Take our visual quiz
Test Your Knowledge »
WORD OF THE DAY
plummet
:
to fall or drop suddenly in amount, value, etc.
Learn More »