a strong bristle or group of bristles on the hind wing of some moths and other insects, by which the forewing and hind wing are united during flight
2.
a small fraenum
Word origin
C18: New Latin, diminutive of Latin frēnum bridle
Examples of 'frenula' in a sentence
frenula
Newborns were examined and had photographs taken of their upper frenula.
Chloe Santa Maria MBBS, MPH, Janelle Aby MD, Mai Thy Truong MD, Yogita Thakur DDS,MS, Sharon Rea BA, IBCLC, Anna Messner MD 2017, 'The Superior Labial Frenulum in Newborns: What Is Normal?', Global Pediatric Healthhttps://doi.org/10.1177/2333794X17718896. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)