The typeface Ascender Ascender / Descender The parts of a lowercase letter that reach above the x-height (the stem of a 'b', 'd', 'h', 'k', 'l') or below the baseline (the tail of a 'g', 'j', 'p', 'q', 'y').800 X-height x-height How tall lowercase letters are, measured from the baseline to the top of an 'x' — the single biggest factor in how big or small a typeface reads at the same point size.467 Baseline Baseline The invisible line every letter sits on — the flat bottom of an 'a', 'e', or 'x'. Descenders (the tail of a 'g' or 'y') hang below it.0 Descender Ascender / Descender The parts of a lowercase letter that reach above the x-height (the stem of a 'b', 'd', 'h', 'k', 'l') or below the baseline (the tail of a 'g', 'j', 'p', 'q', 'y').-267 Ascender-to-baseline is 800 units on export, so every other line follows from it. Moving one moves it in every letter, not just this one.
Lock sidebearings Sidebearing The empty space to the left and right of a glyph's ink, inside its own advance width — what actually keeps neighboring letters from touching. Fontane's Grid View lets you drag these directly as guide lines.