IPA: /kənˈkriːʃənəri/
KK: /kənˈkriːʃənəri/
Made up of solid masses or clusters that have formed together.
The geologist studied the concretionary formations in the rock layers.
Concretionary is formed from "concretio" (from Latin, meaning a growing together or solidification) and the suffix "-ary" (meaning pertaining to or connected with). The word refers to something that is related to or characterized by the process of solidifying or forming into a mass.
Think of 'growing together' ('concretio') to remember that 'concretionary' relates to the process of solidifying or forming into a mass.