Small island, islet.
Any small island, but especially one near a larger island or the mainland, sometimes with holly bushes; an islet. Often the word is used in Norse-influenced place-names. See also holme.
A common evergreen oak of Europe, Quercus ilex; the holm oak.
Rich flat land near a river, prone to being completely flooded; a river-meadow; bottomland.
An island in a lake, river or estuary; an eyot.
A small island.
An isolated piece of tissue that has a specific function.