i Register
In some senses, synizesis is marked as obsolete. Watch for register when choosing this word.
noun
The fusion of two syllables into one without the formation of a recognized diphthong, especially to fit a certain poetic meter.
A dense clumping of chromosomes on one side of the nucleus of a cell, sometimes occurring prior to cell division.
Occlusion of the pupil of the eye, resulting in loss of vision.