Relating to or resembling an elf or elves, especially in its tiny size or features.

An elf; an inhabitant of fairy-land. / A little urchin or child. / Any of the butterflies in the subgenus Incisalia of the North American lycaenid genus Callophrys.

plural of elfin

plural of elfin wood

(Britain, informal, derogatory, humorous) occupational health and safety, or the Health and Safety Executive

Any of certain ascomycetous fungi of genus Helvella with an irregular cap resembling a saddle, especially Helvella crispa or Helvella lacunosa.

a collection of trees that survives on poor soil above the tree line, often covered by snow; krummholz

plural of elfin saddle

Synonym of Williams syndrome

krummholz