In language learning, the principal parts of a verb are those forms that a student must memorize in order to be able to conjugate the verb through all its forms.
Famous quotes containing the words principal and/or parts:
“All animals, except man, know that the principal business of life is to enjoy it.”
—Samuel Butler (1835–1902)
“I have always thought the suicide shd/ bump off at least one swine before taking off for parts unknown.”
—Ezra Pound (1885–1972)