We are assembling a large collection of boating
and sailing terms.
This will be a great resource for all boaters.
To view the page of terms, click on the letter that the term starts with
To submit a term please email
us.
natural
gas
-
Short
for
compressed
natural
gas
or
CNG.
A
type
of
compressed
gas
used
as
fuel
for
stoves
and
heaters.
CNG
is
stored
in
metal
cylinders
prior
to
use.
CNG
is
considered
safer
than
other
types
of
fuel
such
as
propane
LPG
-
because
it
is
lighter
than
air
and
may
rise
into
the
sky
in
the
event
of
a
leak.
Caution
should
still
be
used
as
CNG
can
collect
near
the
cabin
ceiling,
potentially
causing
an
explosion.
Propane
is
available
in
more
areas
around
the
world
than
CNG
so
CNG
is
not
often
used
outside
of
North
America.
Nautical
Almanac
-
An
annually
published
book
that
contains
information
about
the
position
of
the
sun,
moon,
planets
and
stars.
This
information
is
used
for
celestial
navigation.
nautical
mile
-
Distance
at
sea
is
measured
in
nautical
miles,
which
are
about
6067.12
feet,
1.15
statute
miles
or
exactly
1852
meters.
Nautical
miles
have
the
unique
property
that
a
minute
of
latitude
is
equal
to
one
nautical
mile
there
is
a
slight
error
because
the
earth
is
not
perfectly
round.
-
Measurement
of
speed
is
done
in
knots
where
one
knot
equals
one
nautical
mile
per
hour.
A
statute
mile
is
used
to
measure
distances
on
land
in
the
United
states
and
is
5280
feet.
nautical
-
Having
to
do
with
boats,
ships,
or
sailing.
navigable
water
-
Water
of
sufficient
depth
to
allow
a
boat
to
travel
through
it.
navigation
lights
-
Lights
on
a
boat
help
others
determine
its
course,
position
and
what
it
is
doing.
Boats
underway
should
have
a
red
light
visible
from
its
port
bow,
a
green
light
on
the
starboard
bow
and
a
white
light
at
its
stern.
Other
lights
are
required
for
vessels
under
power,
fishing,
towing,
etc.
navigation
-
The
act
of
determining
the
position
of
a
boat
and
the
course
needed
to
safely
move
the
boat
from
place
to
place.
navigational
aid
-
Any
fixed
object
that
a
navigator
may
use
to
find
his
position,
such
as
permanent
land
or
sea
markers,
buoys,
radiobeacons,
and
lighthouses.
neap
tide
-
The
tide
with
the
least
variation
in
water
level,
occurring
when
the
moon
is
one
quarter
and
three
quarters
full.
The
lowest
high
tide
and
the
highest
low
tide
occur
at
neap
tide.
The
opposite
is
the
spring
tide.
noon
sight
-
A
sighting
taken
for
celestial
navigation
at
noon,
when
the
sun
is
at
its
highest
point
in
the
sky.
North
Pole
-
The
top
point
of
the
line
about
which
the
earth
rotates.
North
Star
-
Polaris,
the
North
Star,
is
visible
in
the
northern
hemisphere
and
indicates
the
direction
of
north.
In
the
southern
hemisphere
the
Southern
Cross
is
used
to
find
the
direction
of
south.
north
wind,
northerly
wind
-
Wind
coming
from
the
north.
north
-
One
of
the
4
cardinal
compass
points.
North
is
the
direction
toward
the
North
Pole
and
is
at
0°
on
a
compass
card.
