anlagen

Noun

anlage (plural anlages or anlagen)

1. A primordium, the initial clustering of embryonic cells from which a body part develops.
   • Stockard has shown that, not only do anesthetics arrest the development of the intra-embryonic blood vessels in the embryos of Fundulus, at an early ontogenetic stage, but in such a manner that no doubt can now exist that, under normal conditions, these vessels are formed in situ by a concrescence...1915, Charles Freeman Williams McClure, The Development of the Lymphatic System in Fishes
2. An allele, a specific version of a gene (as used by Gregor Mendel).
3. Temperament, the predominant personality type.