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词汇 labial
释义

Definition of labial in English:

labial

adjectiveˈleɪbɪəlˈleɪbiəl
  • 1Anatomy
    Relating to the lips.

    〔主剖〕(有关)唇的

    1. 1.1Dentistry (of the surface of a tooth) adjacent to the lips.
      〔牙科〕(牙齿表面)紧邻嘴唇的
      Example sentencesExamples
      • The crests of the ectoloph run to stylar cusps on the labial side of the tooth.
      • The labial and lingual surfaces are either more or less smooth, or covered with fine anastomosing striae.
      • The P4 has a small parastyle and the labial side of this tooth is longer than the lingual side.
      • The lingual part of the transverse valley is slightly deeper than the labial part.
      • Ankylosis is normally on the labial side of the tooth only, or on the labial side and at the bottom of the groove.
      • Enamel is confined to the anterior and labial surface of the crown.
    2. 1.2Zoology Resembling or serving as a lip, liplike part, or labium.
      〔动〕唇的;唇状的;用作唇的
      Example sentencesExamples
      • Expression is seen, however, in the tips of the antennae, maxillary and labial palps, and legs.
      • The organic particles are separated by size in sorting areas on the labial palps and are then directed into the mouth.
      • The only external structures are the labial palps; in some groups, there are sensory tentacles and photoreceptors at the edge of the mantle.
      • Moreover, the labial cusps of Desmatodon are not as strongly developed as those in Diadectes.
      • The paracone is the largest labial cusp, up to twice the height of the parastyle; the cusps posterior to it decrease evenly in size.
  • 2Phonetics
    (of a consonant) requiring partial or complete closure of the lips (e.g. p, b, f, v, m, w), or (of a vowel) requiring rounded lips (e.g. oo in moon).

    〔语音〕(辅音发音时)嘴唇半闭合(或完全闭合)的,唇音的(如p,b,f,v,m,w);(元音)圆唇的(如m oo n中的oo)

    Example sentencesExamples
    • That seems to be a complete invention, as both the sound and the video seem to me to indicate that there is a final labial consonant.
nounˈleɪbɪəlˈleɪbiəl
Phonetics
  • A labial sound.

    〔语音〕唇音

    Example sentencesExamples
    • Thus, the broad versus slender contrast may, in the weak voiced labials, be labelled as ‘w versus v’, but in the strong voiced labials as ‘round b versus spread b’.
    • I guess that the great typological difference in the use of labials can speak for the great genetic difference in AmerIndian languages.
    • Chapter 4 describes cases where coronals undergo assimilation but dorsals and labials do not.

Derivatives

  • labialize

  • verbˈleɪbɪəlʌɪzˈleɪbiəˌlaɪz
    [with object]Phonetics
    • Pronounce (a consonant) with partial or complete closure of the lips, or (a vowel) with rounded lips.

      〔语音〕(辅音发音时)嘴唇半闭合(或完全闭合)的,唇音的(如p,b,f,v,m,w);(元音)圆唇的(如m oo n中的oo)

      a non-standard dialect that labializes the /r/ and /l/ sounds
      Example sentencesExamples
      • a voiceless labialized uvular fricative
      • But some plurals are formed by labialising the first consonant of the stem, which is typical of Plateau languages, though not, curiously of Izere, its nearest neighbour.
  • labially

  • adverb
    • The lower Incisor teeth in the Lengua, but not the upper ones, are more labially inclined than those of the Caucasoids.
      Example sentencesExamples
      • After the labially impacted maxillary canine has been uncovered, the tooth must be moved into the dental arch.
      • It was also seen that the tooth was placed too labially to attempt a closed eruption technique as the placement of orthodontic button would not allow primary flap closure.
      • Viewed labially, the cusp is often skewed to one side or the other but the lateral profile remains stable.
      • Each tab is sized and fastened to the wire mesh to permit the dentist to pull labially on the tab, forcing the wire mesh into interproximal spaces, against the lingual surfaces, in spite of crowding.

Origin

Late 16th century: from medieval Latin labialis, from Latin labium 'lip'.

Definition of labial in US English:

labial

adjectiveˈleɪbiəlˈlābēəl
  • 1Anatomy
    Relating to the lips.

    〔主剖〕(有关)唇的

    1. 1.1Dentistry (of the surface of a tooth) adjacent to the lips.
      〔牙科〕(牙齿表面)紧邻嘴唇的
      Example sentencesExamples
      • The crests of the ectoloph run to stylar cusps on the labial side of the tooth.
      • Enamel is confined to the anterior and labial surface of the crown.
      • Ankylosis is normally on the labial side of the tooth only, or on the labial side and at the bottom of the groove.
      • The P4 has a small parastyle and the labial side of this tooth is longer than the lingual side.
      • The labial and lingual surfaces are either more or less smooth, or covered with fine anastomosing striae.
      • The lingual part of the transverse valley is slightly deeper than the labial part.
    2. 1.2Zoology Resembling or serving as a lip, liplike part, or labium.
      〔动〕唇的;唇状的;用作唇的
      Example sentencesExamples
      • The only external structures are the labial palps; in some groups, there are sensory tentacles and photoreceptors at the edge of the mantle.
      • The paracone is the largest labial cusp, up to twice the height of the parastyle; the cusps posterior to it decrease evenly in size.
      • Expression is seen, however, in the tips of the antennae, maxillary and labial palps, and legs.
      • The organic particles are separated by size in sorting areas on the labial palps and are then directed into the mouth.
      • Moreover, the labial cusps of Desmatodon are not as strongly developed as those in Diadectes.
  • 2Phonetics
    (of a consonant) requiring complete or partial closure of the lips (e.g., p, b, f, v, m, w), or (of a vowel) requiring rounded lips (e.g., oo in moon).

    〔语音〕(辅音发音时)嘴唇半闭合(或完全闭合)的,唇音的(如p,b,f,v,m,w);(元音)圆唇的(如m oo n中的oo)

    Example sentencesExamples
    • That seems to be a complete invention, as both the sound and the video seem to me to indicate that there is a final labial consonant.
nounˈleɪbiəlˈlābēəl
Phonetics
  • A labial sound.

    〔语音〕唇音

    Example sentencesExamples
    • I guess that the great typological difference in the use of labials can speak for the great genetic difference in AmerIndian languages.
    • Chapter 4 describes cases where coronals undergo assimilation but dorsals and labials do not.
    • Thus, the broad versus slender contrast may, in the weak voiced labials, be labelled as ‘w versus v’, but in the strong voiced labials as ‘round b versus spread b’.

Origin

Late 16th century: from medieval Latin labialis, from Latin labium ‘lip’.

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