onderbouw

From onder- +‎ bouw.

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• Hyphenation: on‧der‧bouw

onderbouw m (plural onderbouwen, diminutive onderbouwtje n)

1. the foundational part of a construction (e.g. a building) which serves to support that which has been built upon it; as in infrastructure
2. (education) the lower-level classes of a school, e.g. the 1st and 2nd grades of grammar school in the Netherlands, or the first few years of secondary school in both the Netherlands and Flanders

• bovenbouw

• → Indonesian: onderbouw

onderbouw

1. inflection of onderbouwen:
   1. first-person singular present indicative
   2. (in case of inversion) second-person singular present indicative
   3. imperative

Unadapted borrowing from Dutch onderbouw (“foundation (of construction or education)”).

onderbouw (plural onderbouw-onderbouw)

1. (literally, architecture, civil engineering) foundation of building
2. (figurative, politics) a political party wing organization, or a branch of a larger organization.

• “onderbouw” in Kamus Besar Bahasa Indonesia, Jakarta: Agency for Language Development and Cultivation – Ministry of Education, Culture, Research, and Technology of the Republic of Indonesia, 2016.