An elevation is different. It shows the face of something, or perhaps more correct, the projection of an object/s to a plane. But my testing suggests it produces SECTIONS, not elevations.
Yes, you can use abbreviations in tables and figures. All abbreviations used in tables and figures should be defined in the table note or figure caption, respectively, even though the abbreviations will be also be defined in the text if they are used there.
'Figures of speech' is often used generically, and the big list here includes not only figures of speech but also a wider range of rhetorical and linguistic devices. 1  Abbaser: See Tapinosis. 2  Abusio: See Catachresis. 3  Acoloutha: Reciprocal substitution of words.  Accismus: Feigned refusal of that which is desired.