ˈ ̷ ̷ ̷ ̷ˌpak noun
( -s )
Etymology: is- + -pach (from Greek pachys thick) — more at pachy-
: an isogram that connects points of equal thickness of a particular geological stratum formation or group of formations
ˈ ̷ ̷ ̷ ̷ˌpak noun
( -s )
Etymology: is- + -pach (from Greek pachys thick) — more at pachy-
: an isogram that connects points of equal thickness of a particular geological stratum formation or group of formations
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012