miosis   (TTS Sound)

The miosis has 2 Senses.

• reduction division, meiosis, miosis
• 減数分裂
• (genetics) cell division that produces reproductive cells in sexually reproducing organisms; the nucleus divides into four nuclei each containing half the chromosome number (leading to gametes in animals and spores in plants)
• 有性生殖生物での生殖細胞を作り出す細胞分裂

• light reflex, pupillary reflex, miosis, myosis
• 瞳孔反射
• reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller
• 動向を小さくさせる明るい光（または特定の薬薬物）に対応した虹彩の括約筋の反射収縮