GLAIR

glair. Glair, n. the white of an egg, a kind of halbert

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Glair (?), n. [[F. glaire, glaire d'�uf, the glair of an egg, prob. fr. L. clarus clear, bright. See Clear, a.]] 1. 1. The white of egg. It is used as a size or a glaze in bookbinding, for pastry, etc.
2. 2. Any viscous, transparent substance, resembling the white of an egg.
3. 3. A broadsword fixed on a pike; a kind of halberd.