from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An inert substance used as a diluent or vehicle for a drug.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An ingredient that is intentionally added to a drug for purposes other than the therapeutic or diagnostic effect at the intended dosage.
from the GNU version of the Collaborative International Dictionary of English
- adj. Taking an exception.
- n. An exceptor.
- n. An inert or slightly active substance used in preparing remedies as a vehicle or medium of administration for the medicinal agents.
from The Century Dictionary and Cyclopedia
- Taking exception; objecting.
- n. One who excepts. [Rare or obsolete.]
- n. In medicine, an inert or slightly active substance, as conserve of roses, sugar, jelly, etc., employed as the medium or vehicle for the administration of an active medicine.
Latin excipiēns, excipient-, present participle of excipere, to take out, exclude; see except.(American Heritage® Dictionary of the English Language, Fourth Edition)