Note: Many rivers are bordered by a series of terraces at different levels, indicating the flood plains at successive periods in their history. Terrace epoch. (Geol.) See Drift epoch, under Drift, a.
TERRACE
Ter"race, v. t. [imp. & p. p. Terraced; p. pr. & vb. n. Terracing.]
Defn: To form into a terrace or terraces; to furnish with a terrace or terraces, as, to terrace a garden, or a building. Sir H. Wotton. Clermont's terraced height, and Esher's groves. Thomson.
TERRACULTURE
Ter"ra*cul`ture, n. Etym: [L. terra the earth + cultura.]
Defn: Cultivation on the earth; agriculture. [R.] —
Ter`ra*cul"tur*al, a. [R.]
TERRA INCOGNITA
Ter"ra in*cog"ni*ta. [L.]
Defn: An unknown land; unexplored country.
The enormous tracts lying outside China proper, still almost terræ
incognitæ.
A. R. Colquhoun.
TERRANE
Ter"rane, n. Etym: [F. terrain, from L. terra earth.] (Geol.)
Defn: A group of rocks having a common age or origin; — nearly equivalent to formation, but used somewhat less comprehensively.