midsummer

is likely misspelled.

has no English definition.

As a noun midsummer

is the period around the summer solstice; about 21st June in the northern hemisphere.

As an adjective midsummer

is happening in the middle of summer.

As a proper noun Midsummer

is a pagan holiday and Wiccan Sabbat.

As a noun taxonomy

is the science or the technique used to make a classification.

As a proper noun midsummer is

a pagan holiday and wiccan sabbat.