When?

Rajab
the seventh month of the Islamic calendar
 
Fast of Esther
(Judaism) a minor fast day on Adar 13 commemorates three days that Esther fasted before approaching the Persian king on behalf of the Jewish people; the fast is connected with Purim
 
rainy day
a (future) time of financial need
 
run-time
(computer science) the length of time it takes to execute a software program
 
Feast of Dormition
celebration in the Eastern Orthodox Church of the Virgin Mary's being taken up into heaven when her earthly life ended; corresponds to the Assumption in the Roman Catholic Church and is also celebrated on August 15th
 
Italian Renaissance
the early period when Italy was the center of the Renaissance
 
rule
the duration of a monarch's or government's power
 
anaphase
the stage of meiosis or mitosis when chromosomes move toward opposite ends of the nuclear spindle
 
mid-August
the middle part of August
 
second trimester
time period extending from the 13th to the 27th week of gestation
 
summer school
an academic session during the summer; usually for remedial or supplementary study
 
hour
a special and memorable period
 
field day
a time of unusual pleasure and success
 
incarnation
time passed in a particular bodily form
 
February
the month following January and preceding March
 
new phase of the moon
the time at which the Moon appears as a narrow waxing crescent
 
Advent
the season including the four Sundays preceding Christmas
 
Sravana
the fifth month of the Hindu calendar
 
dry season
one of the two seasons in tropical climates
 
reign of terror
any period of brutal suppression thought to resemble the Reign of Terror in France
 
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