Basic Guidelines For English Spellings
READ THESE ARTICLES
1Anatomy Zoology
The external part of the ear in humans and other mammals; the auricle.
2Botany
A primary division of a pinnate leaf, especially of a fern.
3Zoology
Any of a number of animal structures resembling fins or wings.
Late 18th century modern Latin, from a variant of Latin penna ‘feather, wing, fin’.