Amnios
Amnios noun - Thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals).
Show all Definitions
Synonyms for Amnios
Amniotic sac is a synonym for amnios. In some cases you can use "Amniotic sac" instead a noun "Amnios".
Amniotic sac
Amniotic sac noun - Thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals).
Show all Definitions
Synonyms for Amniotic sac
Amnios is a synonym for amniotic sac. You can use "Amnios" instead a noun phrase "Amniotic sac".
Cite this Source
Amniotic sac and Amnios. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/amnios/amniotic_sac
Amnios & Amniotic sac. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/amnios/amniotic_sac>.
Amniotic sac or Amnios. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/amnios/amniotic_sac.
Google Ngram Viewer shows how "amnios" and "amniotic sac" have occurred on timeline