nuclein

[Eng., ., nucle ( us ); -in.] Chem.: A name applied sometimes to the albuminous constituent of the crystalline lens, sometimes to the substance forming the nucleus of the blood-cells. nü-clě-ō-, pref. [Lat. nucleus =a kernel, a nucleus.) Po e ing a nucleus, or central particle of any kind. †nü-clě-o-branch, s. [NUCLEOBRANCHIATA.] Zool.: An individual mollusk of the order Nucleobranchiata (q. v.). tnu-clě-ô-brăn-chi-ā-ta, s pl. [Pref. nucleo-, and Mod. Lat. branch i at a (q. v.).] Zool.: The same as Heteropod a (q. v.). nu-cle-o-cri-nus, s. [Pref. nucleo-, and Greek krinon a lily.] Palæont .: A characteristically Devonian genus of Blastoidea (q. v.), extending into the Carboniferous. It closely resembles the typical Pentremites 'q. v.).