SkyfireDict

miosis   (TTS Sound)

The noun miosis has 2 senses

• meiosis, miosis, reduction division -- ((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))


• light reflex, pupillary reflex, miosis, myosis -- (reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller)