osculate

• 古旧或正式用词，指亲吻，也指（几何学中）两曲线相切接触。

An obsolete verb meaning to kiss or to come into close contact, often used in a formal or scientific context.

1. To kissC2formal

   To touch with the lips or press the lips against someone's mouth or other body part as an expression of love, greeting, or respect.

   亲吻

   • The lovers were seen to osculate passionately under the moonlight.
   • In some cultures, it is customary to osculate the hand of an elder.
   • The painting depicts a couple about to osculate.

   同义词busskisspecksmooch

2. To share common pointsC2formal

   To have at least three points in common with something, often used in geometry or mathematics.

   相切

   • The two curves osculate at the point of tangency.
   • In this problem, the circles osculate at exactly three points.
   • The graph shows where the functions osculate.

3. To be intermediate between groupsC2formal

   To be intermediate between two taxonomic groups, sharing characteristics of both.

   居间

   • This species appears to osculate between the two genera.
   • The fossil record shows organisms that osculate between reptiles and mammals.
   • Some plants osculate between different families in their morphology.

   同义词blendbridgeconnectlinkmediateoverlap