- adosculation
[adosculation 词源字典] - "Impregnation or fertilization of an animal by the external contact of genital orifices, without intromission. Also: †fertilization of plants by pollination ( obsolete ). Also figurative and in extended use: mouth-to-mouth kissing. Now rare", Late 17th cent.; earliest use found in Nehemiah Grew (a1641–1712), botanist and physician. From post-classical Latin adosculat-, past participial stem of adosculari to keep on kissing + -ion.[adosculation etymology, adosculation origin, 英语词源]
