miosis

• Биологический термин, обозначающий тип деления клеток, который производит репродуктивные клетки, или рефлекторное сокращение сфинктера радужной оболочки в ответ на яркий свет или некоторые лекарства.

A biological term referring to a type of cell division that produces reproductive cells, or a reflex contraction of the iris sphincter muscle in response to bright light or certain drugs.

uncountable

1. C1formalscientific

   A type of cell division that reduces the chromosome number by half, producing four haploid cells, essential for sexual reproduction.

   Клеточное деление

   • Miosis occurs in the reproductive organs to produce gametes.
   • Errors during miosis can lead to genetic disorders.
   • The process of miosis ensures genetic diversity in offspring.

   Synonymsmeiosisreduction division

2. Pupil constrictionC1formalmedical

   The reflexive constriction of the pupil of the eye, often in response to bright light or certain medications.

   Сужение зрачка

   • The doctor observed miosis in the patient's eye after administering the drug.
   • Bright light triggers miosis to protect the retina.
   • Miosis can be a side effect of opioid use.

   Synonymsmyosis

   Antonymsmydriasis