osculation osculation /ˌɒskjʊˈleɪʃən/

noun

1. The act of caressing with the lips (or an instance thereof)  ( buss [Informal, N. American] , osculation , kiss )
   the act of caressing with the lips (or an instance thereof)
     They shared a passionate kiss under the starry night sky.
   They shared a passionate kiss under the starry night sky.
   
   
2. (mathematics) a contact of two curves (or two surfaces) at which they have a common tangent  ( osculation )
   (mathematics) a contact of two curves (or two surfaces) at which they have a common tangent
   

 invertebrate invertebrate /ˌɪnˈvɝːtəˌbreɪt/

adjective

1. (zoology) lacking a backbone or spinal column  ( invertebrate , spineless )
   (zoology) lacking a backbone or spinal column
    Worms are an example of invertebrate animals
   worms are an example of invertebrate animals
   

noun

1. Any animal lacking a backbone or notochord; the term is not used as a scientific classification  ( invertebrate )
   any animal lacking a backbone or notochord; the term is not used as a scientific classification
    The sea is teeming with invertebrates, from tiny plankton to giant squids
   The sea is teeming with invertebrates, from tiny plankton to giant squids
   
   

 Spanish paprika Spanish paprika /ˈspænɪʃ pəˈpriːkə/

noun

1. A mild seasoning made from a variety of pimiento grown in Spain  ( Spanish paprika )
   a mild seasoning made from a variety of pimiento grown in Spain
    The recipe calls for Spanish paprika to give the dish a subtle smokiness.
   The recipe calls for Spanish paprika to give the dish a subtle smokiness.
   
   

 Phalangium opilio Phalangium opilio /fəˈlændʒiəm oʊˈpɪlioʊ/

noun

1. Spiderlike arachnid with a small rounded body and very long thin legs  ( daddy longlegs , harvestman , Phalangium opilio )
   spiderlike arachnid with a small rounded body and very long thin legs