meter [m]:
exameter [Em]:
petameter [Pm]:
terameter [Tm]:
gigameter [Gm]:
megameter [Mm]:
kilometer [km]:
hectometer [hm]:
dekameter [dam]:
decimeter [dm]:
centimeter [cm]:
millimeter [mm]:
micrometer [µm]:
micron [µ]:
nanometer [nm]:
picometer [pm]:
femtometer [fm]:
attometer [am]:
megaparsec [Mpc]:
kiloparsec [kpc]:
parsec [pc]:
light year [ly]:
astronomical unit [AU, UA]:
league [lea]:
nautical league (UK) [n.league (UK)]:
nautical league (international) [NL, nl, n.league (Int)]:
league (statute) [st.league, lea (US)]:
mile [mi, mi(Int)]:
nautical mile (UK) [NM (UK), nm (UK), n.mile (UK)]:
nautical mile (international) [NM, nm, n.mile (Int)]:
mile (statute) [mi, mi (US)]:
mile (US survey) [mi, mi (US)]:
mile (Roman):
kiloyard [kyd]:
furlong [fur]:
furlong (US survey) [fur]:
chain [ch]:
chain (US survey) [ch]:
rope:
rod [rd]:
rod (US survey) [rd]:
perch:
pole:
fathom [fath]:
fathom (US survey) [fath]:
ell:
yard [yd]:
foot [ft]:
foot (US survey) [ft]:
link [li]:
link (US survey) [li]:
cubit (UK):
hand:
span (cloth):
finger (cloth):
nail (cloth):
inch [in]:
inch (US survey) [in]:
barleycorn:
mil [mil, thou]:
microinch:
angstrom [A]:
a.u. of length [a.u., b]:
X-unit [X]:
fermi [F, f]:
arpent:
pica:
point:
twip:
aln:
famn:
caliber [cl]:
centiinch [cin]:
ken:
Russian archin:
Roman actus:
vara de tarea:
vara conuquera:
vara castellana:
cubit (Greek):
long reed:
reed:
long cubit:
handbreadth:
fingerbreadth:
Planck length:
Electron radius (classical):
Bohr radius [b, a.u.]:
Earth's equatorial radius:
Earth's polar radius:
Earth's distance from sun:
Sun's radius: