or Pro·to-ge·o·met·ric, pro·to-ge·o·met·ric, Pro·to-Ge·o·met·ric

adjective (sometimes lowercase)
  1. pertaining to or designating a style of vase painting developed in Greece chiefly during the 10th century b.c. and characterized by use of abstract geometrical motifs.

Origin of Protogeometric

1925–30; proto- + Geometric Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018