When?

Magha
the eleventh month of the Hindu calendar; corresponds to January in the Gregorian calendar
 
Islamic calendar month
any lunar month in the Muslim calendar
 
June
the month following May and preceding July
 
All Souls' Day
a day of supplication for all the souls in purgatory
 
longueur
a period of dullness or boredom (especially in a work of literature or performing art)
 
midafternoon
the middle part of the afternoon
 
real time
the actual time that it takes a process to occur
 
adolescence
the time period between the beginning of puberty and adulthood
 
musth
an annual phase of heightened sexual excitement in the males of certain large mammals (especially elephants); is associated with discharge from a gland between the eye and ear
 
overtime
work done in addition to regular working hours
 
week
a period of seven consecutive days starting on Sunday
 
silver wedding anniversary
the 25th wedding anniversary
 
era
a period marked by distinctive character or reckoned from a fixed point or event
 
weekend
a time period usually extending from Friday night through Sunday; more loosely defined as any period of successive days including one and only one Sunday
 
spell
a period of indeterminate length (usually short) marked by some action or condition
 
life
the period between birth and the present time
 
Robert E Lee's Birthday
celebrated in southern United States
 
Paleolithic Age
second part of the Stone Age beginning about 750,000 to 500,000 years BC and lasting until the end of the last ice age about 8,500 years BC
 
neonatal period
the first 28 days of life
 
telophase
the final stage of meiosis when the chromosomes move toward opposite ends of the nuclear spindle
 
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