Webster's English Dictionary

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hyaline

1. hy.a.line \'hi--*-l*n, -.li-n\ aj [LL hyalinus, fr. Gk hyalinos, fr. 
   hyalos] 1: of or relating to glass  2a: transparent or nearly so and usu. 
   homogeneous  2b1: GLASSY  2b2: lacking crystallinity : AMORPHOUS 
2. hy.a.line \'hi--*-l*n, -.li-n, in sense 2 -.le-n or -l*n\ \-l*n\ n or 
   hy.a.lin 1: something (as the clear atmosphere) that is transparent  2: any 
   of several translucent nitrogenous substances related to chitin foun d esp. 
   around cells and readily stained by eosin