New American Oxford Dictionary
arcus senilis
ar cus se ni lis |ˈärkəs səˈnīlis ˌɑrkəs səˈnɪlɪs | ▶noun Medicine a narrow opaque band encircling the cornea, common in old age. ORIGIN late 18th cent.: Latin, literally ‘senile bow. ’
Oxford Dictionary
arcus senilis
arcus senilis |ˌɑːkəs sɪˈnʌɪlɪs | ▶noun Medicine a narrow opaque band encircling the cornea, common in old age. ORIGIN Latin, literally ‘senile bow ’.
Duden Dictionary
Arcus
Ar cus, Ar kus Substantiv, maskulin Mathematik , der Arkus |A rcus A rkus |der Arcus; Genitiv: des Arcus, Plural: die Arcus |[…kuːs ]|der Arkus; Genitiv: des Arkus, Plural: die Arkus |[…kuːs ]|lateinisch arcus Kreisbogen, Bogenmaß eines Winkels arc
The Wordsmith Dictionary