crasis

1. (obsolete) One's constitution; the balance of humours in a person's body.Examples: "Some men have peculiar symptoms, according to their temperament and crasis, which they had from the stars and those celestial influences […]"; "This is all that ever stagger'd my faith in regard to Yorick’s extraction, who, by what I can remember of him, and by all the accounts I could ever get of him, seem'd not to have had one single drop of Danish blood in his whole crasis"countableobsoleteuncountable

2. (prosody, phonetics) The contraction of a vowel or diphthong at the end of a word with a vowel or diphthong at the start of the following word.Examples: "When in a crasis, a lene consonant […] is combined with an aspirated vowel, the lene is always changed (except in the Ionic dialect) into the corresponding aspirate […]"countableuncountable