lettering[
'letәriŋ]
n. 写

, 印

, 刻
lettering[ noun ]letters inscribed (especially words engraved or carved) on something<noun.communication> 
Lettering \Let"ter*ing\, n.
1. The act or business of making, or marking with, letters,
as by cutting or painting.
2. The letters made; as, the lettering of a sign.
Letter \Let"ter\ (l[e^]t"t[~e]r), v. t. [imp. & p. p. {Lettered}
(-t[~e]rd); p. pr. & vb. n. {Lettering}.]
To impress with letters; to mark with letters or words; as, a
book gilt and lettered.