A form of ombre (card game) for five players

(statistics) Any of the quantiles which divide an ordered sample population into five equally numerous subsets. / (by extension) A subset thus obtained.

plural of quintile

(historical, obsolete) Alternative form of Quintilis: the former Roman name of the month July.

Divided into quintiles

(US, modern British & Australian, short scale) A billion billion: 1 followed by eighteen zeros, 10¹⁸. / (dated, British & Australian, long scale) A million quadrillion: 1 followed by 30 zeros, 10³⁰.

(figuratively, slang, hyperbolic) Any very large number, exceeding normal description.

The ordinal form of the number one quintillion.

The person or thing in the quintillionth position. / One of a quintillion equal parts of a whole.

plural of quintillion