definition of
l

[1] #1 l n. [liter, litre, cubic decimeter, cubic decimetre] a metric unit of capacity, formerly defined as the volume of one kilogram of pure water under standard conditions; now equal to 1,000 cubic centimeters (or approximately 1.75 pints). wn

[2] #2 l s. [fifty, 50] being ten more than forty. wn

[3] #3 l n. [fifty, 50, L] the cardinal number that is the product of ten and five. wn

[4] #4 l n. [lambert, L] a cgs unit of illumination equal to the brightness of a perfectly diffusing surface that emits or reflects one lumen per square centimeter. wn

[5] #5 l n. [L] the 12th letter of the Roman alphabet. wn