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Từ điển WordNet v3.1 - WordNet Dictionary
miosis
1. reflex contraction of the sphincter muscle of the iris in response to a bright light (or certain drugs) causing the pupil to become smaller
• Syn:
light reflex, pupillary reflex, myosis
• Derivationally related forms:
myotic (for: myosis), miotic
• Hypernyms:
reflex, reflex response, reflex action, instinctive reflex, innate reflex,
inborn reflex, unconditioned reflex, physiological reaction
2. (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)
• Syn:
meiosis, reduction division
• Derivationally related forms:
meiotic (for: meiosis)
• Topics:
genetics, genetic science
• Hypernyms:
cell division, cellular division
• Hyponyms:
nondisjunction
• Part Meronyms:
anaphase, cytokinesis, karyokinesis, metaphase, prophase,
segregation, telophase
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