The hilum is the scar or point of attachment on a seed where it was connected to the seed pod—visible as the dark spot on a bean.
In anatomy, hilum refers to the notched or indented area where vessels and nerves enter an organ: the hilum of the kidney, the hilum of the lung.
Plural: hila.
1. seed — scar, Permanent mark from healing; seedcoat (Outer embryo casing); testa (Outer seed integument); cotyledon (Embryonic leaf in seeds); embryo · endosperm · radicle · plumule · raphe · chalaza · germination · attachment · ovule · bean
2. anatomy — renal, Of the kidneys; pulmonary (Of the lungs); splenic (Relating to the spleen); hepatic (Relating to liver); lymph · kidney · lung · spleen · liver · pedicle · parenchyma · vascular · portal · artery