40

Eight times five

Forty, written as a numeral.

It marks a cultural threshold: life begins at forty, forty winks is a short nap, forty days and forty nights echoes biblical trials.

In American slang, a forty is a 40-ounce bottle of malt liquor: We grabbed a forty from the corner store.

mathematics

integer

Number lacking fractions

factorial · abundant · multiple · factors · eight · five · ten · twenty · digits · numeral

biblical

days

Twenty-four-hour spans

flood · lent · quarantine · trial · temptation · wandering · Moses · Noah · Jesus · desert

midlife

crisis

Decisive dangerous moment

aging · reassessment · reflection · reinvention · halfway · adulthood · maturity

measurement

caliber

Bore diameter or quality

bullet · handgun · pistol · cartridge · magnum

games

hide-and-seek

Concealment pursuit pastime

  • countingDetermining quantity sequentially
  • seekerOne who looks
  • baseSupporting bottom structure

tag · playground · childhood

Categories
Opposites
primality

40prime number

Integer with two divisors

prime · 37 · 43 · 31 · 47

magnitude/scale

40zero

Numerical absence of quantity

0 · nothing · infinity · one · million

cultural/symbolic meaning

407

Single-digit prime

12 · 3 · 1 · 100 · 10

Phrases
Family

forty, fortieth, forties, fourteen, fourteenth, four, fourth, quarter, quarterly

Familiarity
Top 200,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G