Do you really want to send Webster 1913 a message saying you like their work?
Per"is*sad (?), a. [Gr. odd, from over.] Chem.
Odd; not even; -- said of elementary substances and of radicals whose valence is not divisible by two without a remainder. Contrasted with artiad.
© Webster 1913.
Log in or register to write something here or to contact authors.