1.an explanation or definition of an obscure word in a text
2.an alphabetical list of technical terms in some specialized field of knowledge; usually published as an appendix to a text on that field
3.the property of being smooth and shiny
4.an outward or token appearance or form that is deliberately misleading;
he hoped his claims would have a semblance of authenticity
1.give a shine or gloss to, usually by rubbing
2.provide interlinear explanations for words or phrases;
He annotated on what his teacher had written
3.provide an interlinear translation of a word or phrase
4.gloss or excuse;
color a lie