(anatomy) a semispinalis muscle

(trigonometry) haversine; haversed sine

(trigonometry) hacoversine; hacoversed sine

semi-voiced mark; mark that changes Japanese h/f into p: は (ha) > ぱ (pa)

Kyūjitai form of 半導体: semiconductor

ushi no toki mairi, a traditional Japanese practice where a person visits (参(まい)り (mairi)) a shrine at approximately 2 AM in the morning (丑(うし)の時(とき) (ushi no toki)) in order to nail a straw effigy of a person (藁人形(わらにんぎょう) (waraningyō)) to a tree and wish for that person's death

(linguistics) diachronic

(linguistics) synchronic

eleven o'clock

twelve o'clock; noon; midnight