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zoozygosphere
zoozygosphere n. 
/ˌzuːə(ʊ)ˈzɪɡə(ʊ)sfɪə/, /ˌzəʊə(ʊ)ˈzʌɪɡə(ʊ)sfɪə/, /ˌzəʊə(ʊ)ˈzɪɡə(ʊ)sfɪə/, /ˌzoʊəˈzɪɡəˌsfɪ(ə)r/, /ˌzuəˈzaɪɡəˌsfɪ(ə)r/, /ˌzuəˈzɪɡəˌsfɪ(ə)r/ [ < zoo- comb. form + zygosphere n. at zygo- comb. form ; compare earlier oosphere n.] rare (in algae and fungi) a motile gamete; also called planogamete, zoogamete.
Brit. /ˌzuːə(ʊ)ˈzʌɪɡə(ʊ)sfɪə/
, /ˌzuːə(ʊ)ˈzʌɪɡə(ʊ)sfɪə//ˌzuːə(ʊ)ˈzɪɡə(ʊ)sfɪə//ˌzəʊə(ʊ)ˈzʌɪɡə(ʊ)sfɪə//ˌzəʊə(ʊ)ˈzɪɡə(ʊ)sfɪə/U.S. /ˌzoʊəˈzaɪɡəˌsfɪ(ə)r/
, /ˌzoʊəˈzaɪɡəˌsfɪ(ə)r//ˌzoʊəˈzɪɡəˌsfɪ(ə)r//ˌzuəˈzaɪɡəˌsfɪ(ə)r//ˌzuəˈzɪɡəˌsfɪ(ə)r/ΘΚΠ
the world > life > biology > biological processes > procreation or reproduction > reproductive substances or cells > [noun] > zygote or syngamete > zygotomere, etc.
zoozygosphere1880
zygotoblast1899
zygotomere1899
1880 Q. Jrnl. Microsc. Sci. 20 418 In the proposed system..Strasburger's ‘zoogametes’ or ‘planogametes’ must enjoy the somewhat cumbrous name of ‘zoozygospheres’.
1963 I. F. Henderson & W. D. Henderson Dict. Biol. Terms (ed. 8) 637/2 Zoozygosphere, planogamete.
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