fraenulumfrenulumn.
/ˈfriːnjᵿləm/, /ˈfrɛnjᵿləm/, U.S. /ˈfrɛnjələm/ Anatomy.
1. A small frænum; a frænum.
ΘΚΠ
the world > life > the body > structural parts > sinew, tendon, or ligament > types of sinew, tendon, or ligament > [noun]
master sinewa1400
bridle1578
fraenulum1706
fraenum1741
fundiform ligament1889
tendon organ1923
habena-
1706 in Phillips's New World of Words (new ed.)
1843 W. Youatt Horse (new ed.) 204 A portion of the tongue of a mare, extending as far as the frænulum beneath.
1843 J. J. G. Wilkinson tr. E. Swedenborg Animal Kingdom I. ii. 59 Each of the lips has its peculiar frænulum.
2. Entomology. A bristle or group of bristles attached to the base of the hind wing in many Lepidoptera, and interlocking with a process on the front wing, thus uniting the two wings of a side in flight.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Lepidoptera or butterflies and moths > [noun] > parts of > frenulum
tendon1826
fraenulum1892
1892 G. F. Hampson Fauna Brit. India, Moths I. 6 The fore and hind wings of the majority of families of moths are united by a ‘frenulum’ arising from the base of the costa of the hind wing and fitting into a ‘retinaculum’ on the fore wing.
1898 A. S. Packard Text-bk. Entomol. 122 In many Lepidoptera they [sc. the wings] are loosely connected by the loop and frenulum.
1969 R. F. Chapman Insects viii. 175 Many other Lepidoptera have the frenulum well developed.
Derivatives
ˈfrenate adj.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Lepidoptera or butterflies and moths > [adjective] > of parts > of or relating to frenulum
frenate1925
frenular1969
1925 A. D. Imms Gen. Textbk. Entomol. iii. 418 Among Hetero~neura two main types of wing-coupling apparatus are also evident, viz: the frenate and the amplexiform. In the frenate type a sexual difference is very noticeable.
ˈfrenular adj.
ΘΚΠ
the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Lepidoptera or butterflies and moths > [adjective] > of parts > of or relating to frenulum
frenate1925
frenular1969
1969 R. F. Chapman Insects viii. 175 In Micropterygidæ the jugum is folded under the fore wings and holds the frenular bristles.
This entry has not yet been fully updated (first published 1897; most recently modified version published online March 2022).
<
n.1706