to monopolize, keep to oneself, dominate / to monopolize, have an economic monopoly

Kyūjitai form of 読書 (“the act of reading”)

venom gland

reading room

Kyūjitai form of 独身 (“unmarried person”)

the first day of the month (solar or lunar calendar)

(literary) one day, 24 hours / (literary) the daytime, the period from dawn until dusk / (literary) (figuratively) a short period of time

(obsolete) one day, 24 hours / (obsolete) the daytime, the period from dawn until dusk

(rare, obsolete) (all senses appear to be identical as for hitohi above)

daily necessities; goods for every day use