a note that alternates rapidly with another note a semitone above it
the articulation of a consonant (especially the consonant `r') with a rapid flutter of the tongue against the palate or uvula; "he pronounced his R's with a distinct trill"
pronounce with a trill, of the phoneme `r'; "Some speakers trill their r's"
an earthy type of jazz combining it with blues and soul; has a heavy bass line that accentuates the first beat in the bar
United States biochemist (born in Poland) who showed that several diseases were caused by dietary deficiencies and who coined the term `vitamin' for the chemicals involved (1884-1967)
move to and fro; "The shy student lingered in the corner"
be undecided about something; waver between conflicting positions or courses of action; "He oscillates between accepting the new position and retirement"