Axis

Length & distance

metrem

The SI base unit of length.

Dimension
length
Canonical signature
L
System
si
Exactness
Exact

Definition record

How this unit is defined

Canonical base
1 m = 1 m
Conversion type
linear
Historical notes
Defined through the fixed speed of light in vacuum, 299 792 458 m/s.
Aliases
meter, meters, m in length context

Same dimension

Related units

inchimperial usinfootimperial usftmileimperial usmiyardimperial usydlight-yearastronomicallypixelcsspxnanometresinmquettametresiQm

Common conversions

Every conversion routes through the canonical base of the dimension.

1 m = 1 m

Exact relationship

10 m = 10 m

Exact relationship